A tourist will easily lose his way in Beijing he has a map or a guide.A. ifB. becauseC. u

发布时间：2020-08-20 12:51:05

A tourist will easily lose his way in Beijing      he has a map or a guide.
A. if
B. because
C. unless
D. when

网友回答

A. if
B. because
(答案→)C. unless
D. when
解析：四个选项含义分别为如果、因为、除非和当……时候，从句意来看只有c选项符合题意。
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