问题
选择题
You _____ all those clothes! We have a washing machine to do that sort of thing.
A．wouldn’t have washed
B．mustn’t have washed
C．needn’t have washed
D．can not have washed
答案
答案：C
考查情态动词。needn’t have done本没有必要做。句意：你本没有必要洗那么多衣服！我们有洗衣机来做那种事情。