感谢大家帮助。我是在CIC网上看了以下陈述才来求证的 ! k! b1 a: C" ^$ A8 A- o* p# m1 f: k8 r% {# `
If you leave Canada and want to return, you must have: + k9 l5 M9 d' @: `1 n" q1 I% d. M2 p
a valid passport or travel documents* Y' g: e3 _. S# K" o# W# p2 l
a valid study permit if you are returning to study in Canada and+ d/ ?; x# _+ Z; ~1 l& U
a valid temporary resident visa if you are a citizen of a designated country for which Canada requires a visa. 3 B- @6 _8 x# U y& [& T6 X) eIf 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.