感谢大家帮助。我是在CIC网上看了以下陈述才来求证的 . L& S* ^! {( G6 ?& a3 q7 I& @. N# T' u) o; S; c& t! `' g
If you leave Canada and want to return, you must have: . ~* N3 P0 U3 a# Y0 K9 t& j; h( a; |: a m8 U: J7 a
a valid passport or travel documents $ A7 p9 a9 \' @' _8 Oa valid study permit if you are returning to study in Canada and% b$ \- a( C6 [2 p2 T
a valid temporary resident visa if you are a citizen of a designated country for which Canada requires a visa. 8 V$ w" s" T: o4 _7 OIf you are a citizen of a designated country and you travel to a country other than the United States, Greenland or Saint-Pierre et Miquelon, you will need a multiple-entry visa to re-enter Canada. If your temporary resident visa has expired or if your visa was only valid for a single entry, you must re-apply for a temporary resident visa at a Canadian visa office outside Canada before you can re-enter Canada.