The weather turned out to be fine yesterday．You the trouble to carry your raincoat with you．
A. should have taken
B. mustn’t have taken
C. could have taken
D. needn’t have taken
网友回答
A. should have taken
B. mustn’t have taken
C. could have taken
(答案→)D. needn’t have taken
解析：考查情态动词。needn’t have done本没有必要做。句意：昨天天气很好，你本没有必要麻烦身边在雨衣。