题目内容
用括号里动词填空,注意使用适当的语态:
He left home as a young man and ________ (not see) since.
I didn't receive the letter. I think it ________ (must lose) in the post.
Lucy is asleep now and she ________ (must not disturb) .
When I lost my wallet. I never expected it to ________ (return) .
Our Town Hall ________ (destroy) by fire last year.