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----How did this accident happen?----You know ,it ___ difficult to learn when it ____ rainy.
A.is is
B.was was
人气:269 ℃ 时间:2020-02-04 03:26:46
解答
---How did this accident happen?----You know ,it ___ difficult to learn when it ____ rainy.
选B
因为前面是过去时,所以前后时态要一致,用过去时下雨天行车困难 算不算客观真理?不算只有类似太阳从东边升起地球绕太阳转这种才叫客观真理的
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