问题详情：
句型转换；根据所给提示，完成句型转换。每空一词，含缩略词。
1. The clothes should be washed by hand.（改为否定句）
The clothes ____ ___ washed by hand.
2. This suit belongs to my sister. (对划线部分提问)
__________ __________the suit belong to ?
hasn’t received a letter from his mother for a long time.(改为同义句)
He hasn’t ___ his mother for a long time?
4. He put the computer on the table.(改为被动语态)
The computer __________ _________on the table.
5.你应该认真对待你的工作。（完成句子）
You should_________ ____________ about your job.
【回答】
ldn’t ; be ; does
3. heard ; from ;put ;serious
知识点：句型转换
题型：未分类
