摘要：19．---Did you visit the National Stadium last week? ----I should have ,but an old friend of mine A．drops in B．dropped in C．had dropped in D．has dropped in
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—Did you visit the museum today?
—No. We _____ it, but we spent too much time shopping.
A. could have visited B. must have visited C. could visit D. must visit
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_—Did you visit the Summer Palace?
—No.We could have, _______we spent too much time shopping.
A.so B but C.ecause D.though
查看习题详情和答案>>— Did you visit the museum today?
— No. We ______ it, but we spent too much time shopping.
|
A．could have visited |
B．must have visited |
|
C．may have visited |
D．couldn’t have visited |
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