之前讨论过这个问题,如果直飞美国,然后从美国直接回来 # {: Z! F& ~% _* o 4 B, u* Z: B! h4 v* O' MImmigration and Refugee Protection Regulations- @. C3 t/ @( |2 I1 m: e
Section 190 (3) (f) ( I! d3 t' J! P) c Z! C% B M5 w* Y
(3) A foreign national is exempt from the requirement to obtain a temporary resident visa if they are seeking to enter and remain in Canada solely6 V: Q0 s4 @* q; ~8 K
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(f) to re-enter Canada following a visit solely to the United States or St. Pierre and Miquelon, if they( ~( Q: o$ Q. k4 Q p) S8 j$ K7 D
" v, m8 V' G% @ (i) held a study permit or a work permit that was issued before they left Canada on such a visit or were authorized to enter and remain in Canada as a temporary resident, and : b B3 R) F k) i! H5 m1 i 0 k$ x& w6 h `" e (ii) return to Canada by the end of the period initially authorized for their stay or any extension to it;