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跪求高手给答案
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可以的话 解释一下原因 谢谢大家
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1.Which of the following are best practices with respect to backing?2 p6 H& l- D; {/ x
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A)Back at 10km/h
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( H- I6 K( y0 \ k+ d B)All of the answers are correct
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C)Back to the blind side of the vehicle; f* U. I) G. F/ T: p" l5 q
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D)Avoid backing whenever possible
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$ H( W; L. `/ M) m% y) e: g% M 2.If you can't avoid a collision, what is the best action to take to reduce injuries?
1 z6 T+ U4 l* }0 m4 Y h- n9 l A)Lock your brakes and turn toward the ditch
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) i9 {+ _! t6 Y' j# S" o B)Use controlled braking and steering to collide with any objects at an angle5 x. a0 o& C8 Z2 T
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C)Lock your brakes and steer hard to the left side of the highway+ @0 T9 j. R/ @. F$ w
: J( R$ ?9 R/ b! b2 f [$ B/ M D)Slam on the brakes and hit head-on# l6 v2 ]$ q8 q- \" V
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3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:! s+ W$ I$ a1 M9 Y, A
$ V& Z* r3 G* K1 w A)Pump the brakes
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B)Shift to a lower gear and squeeze the brakes
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C)Lock the brakes
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( e& j- U. [" z! l- l0 E D)Threshold brake
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:) ~2 X! s5 L9 I! u
8 C. S+ ]- W- d! s2 ?9 h5 Y A)Apply firm pressure on the brake pedal3 }1 R2 |% d7 H# C" ]
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B)Quickly pump the brake pedal# C9 D: h- _$ x# T: Q! Q
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C)Slowly pump the brake pedal5 ^4 j3 o: i" s3 P- T" T$ P
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D)Press on the brake pedal until you feel a pulsating, then ease up/ }. |. @. X. \ [9 {
- w! Y7 U. T: S1 X. V! a 5.What is the minimum distance ahead that you should look when driving?
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A)Four seconds ahead8 U( w0 {0 r# N: N Q, B6 h
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B)12 to 15 seconds ahead
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C) Four car lengths" i3 C/ P" ^! e( I Z9 _
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D) About 1 km
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4 H, U1 l8 g, D 6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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A) The automotive department or service station2 e* q0 ^4 p8 u( d) W( W/ S
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B) The owner/operator2 H! n; @9 H+ @9 N9 E- B& s
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C) Law enforcement officers9 ^9 F. [+ C* h0 A8 r' Q7 f
# k- ^" H4 d* ?. ~( }& e& s) s7 A4 O D) The manufacturer
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7.The condition of tires on a vehicle is important because:
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A) Contact between tires and the road stop the vehicle
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B) All of the answers are correct' ?/ |7 n( j; m7 ?% ^1 w/ B n
: j. U5 J$ V J' P! ^$ ?% L. v C) Tires provide traction7 w, S3 M0 u! q) _1 ^4 B3 J d
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D) Tires carry the vehicle's load
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8. A yellow traffic sign indicates:* d/ k6 ^: P! N z$ `/ O
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A) Roadside services* e C! b$ N, i1 H
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B) A construction zone; i! J s5 g, T* K% ^
* O6 E, \) y# E3 k8 U. j C) A general warning% S- x" Z+ ^2 @% l n
7 r$ F$ M8 I9 ^/ J( _$ [ D) A prohibitive message, m. Y9 c, \, }' W3 Z9 ?
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8 x/ @% N( l' j/ z 9. You are driving on a highway when the left front tire suddenly goes flat. You should:- Q2 |2 ?8 i: o1 Q1 W' s# C
4 X) Z9 o; ~3 {3 h A) Signal, pump brakes, and steer left
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B) Signal, pump brakes, and steer right$ a$ u! K1 m" i4 H& x% | T0 n5 E5 u
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C) Grip the wheel firmly, engage ABS brakes, and steer right
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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10. Properly understanding an anti-lock braking system:
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& a7 D' Y% W% n' T A) Can help drivers be safer on the road
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B) All of the answers are correct
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. r; A! `, J, c ? C) Can greatly reduce the risk of injury3 F+ L' q7 c, z- s. c1 z
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D) Can reduce the risk of having a collision% x8 Z2 m3 ~- l7 Q) M
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11. You should return to your lane after passing another vehicle once:
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% I) W+ H8 t; V A) The other driver signals with the lights
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B) You can see the other vehicle in your rear-view mirror! S. N; d9 \& F2 b
3 F! b6 C* G1 P ]+ e' Y C) Your rear bumper passes the front bumper of the other vehicle
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D) You are 5 metres past the vehicle6 D% n* K# x4 D' C
6 o* M# a1 ~* T( { 12. To be proactive and reduce the chance of road rage in other drivers, you should:! @# `8 z- s" E( K4 l: R
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A) Drive the same speed as all other drivers
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B) Signal 30 metres prior to turns in rural areas' ^& X' S4 t, h. L9 v
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C) Keep a space cushion all around your vehicle
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D) All of the answers are correct% n1 h. p4 S& `
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13. The first thing you should do prior to backing out of a parking stall is:
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A) Sound your horn twice
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B) Proceed slowly, ]1 q: c( R. L& m6 G6 `2 {- a
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C) Walk around the vehicle to check for hazards& H# D1 N9 n$ n
4 u( P' T8 h4 ~2 ]1 I D) Use your mirrors and look out the rear window# ?+ u; t: R6 e! d- C% B9 G; t
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14. What causes most vehicle crashes?% C7 X6 k' t8 H$ m: _& U& S) x" M, s" M
% K4 ^) h, v2 {1 R A) Traffic laws
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8 e) I K5 m0 Z a7 h$ v B) Defects in the road5 G, C- ]. V/ a- M5 Z3 K0 @- O
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C) Human error
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2 Q8 C, Y+ i5 P2 h: ~% B D) Inadequate traffic controls: n) k$ Y4 F- g& l: }- A
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5 P8 p1 K+ S0 F" W% x. U6 r 15. A black/white or red/white traffic sign indicates:
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A) A construction zone! a3 Z+ A4 |9 M2 Q' g4 ^
2 V8 Y$ w/ {, {( v" C* v9 F5 n6 cB) A general warning
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# ]9 y i6 [& ^2 z: o C) Roadside services$ ?! X u! O6 D& u0 M
2 p+ {* d6 d, B1 F% WD) A traffic regulation
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16. A flashing red traffic control light always has the same meaning as:' u3 g0 N: u* E7 u9 z7 c# _
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A) A caution sign7 H* ?% u# Y) @) N2 K
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B) A yield sign
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C) A stop sign
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; O# A$ b' l6 H3 f2 _; pD) An ordinary red traffic light! y: X+ c0 `$ j4 e& j
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17. The major factor contributing to cornering skids is:
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d# T* U6 K' Q5 H A) Entering the corner too fast8 _) |8 I0 N7 f+ l( T
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C) Braking sharply while in the curve
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$ i w2 x) x8 l/ r/ S9 X$ lD) Being unfamiliar with the road and road conditions
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u4 Z8 z3 \: d- ]9 ~ 18. You will anticipate better when driving in a rural area if you:, }5 t1 R- r0 y. d6 T: @7 O
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A) Check your mirrors every 30 seconds
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B) Scan at least 25 seconds ahead/ y/ X$ D% B0 L3 z
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0 q/ a( ~& B! l# D3 A 19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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A) Time management
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B) Communication4 Y2 y5 l# Q) E- c; e2 j
4 T, C/ Z8 c. i: |7 ^0 r C) Searching
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D) Managing space
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20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:
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) I: J( |0 X5 H% m- } A) A braking skid0 j; ]8 |3 r$ f* q% h x
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B) A cornering skid0 ?2 S0 O4 I; k# B
, M3 q4 g$ ^ v/ k: ?% a5 d0 ~ C) Power steer
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D) Understeer3 {& O6 |9 [3 C. \' D
$ X6 f3 k1 B7 j2 {& Y7 {$ n 21. To keep a safe following distance in an urban area, a driver should:
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A) Keep at least a two car length following distance1 N/ O1 A+ e5 F* w, {8 x
) ~: P1 B4 U( ~' O B) Keep at least a 2- to 3-second following distance
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C) Keep at least a 12-second following distance z( r8 E9 e' S6 w. h/ [
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D) Keep one car length for every 10km/h of speed. O, b. o* Q4 t; U% }; Q8 t1 [6 |
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