他此刻正在睡觉.
He is sleep (at the moment) .
2.I am running on the playground.改为否定句
I (am not running ) on the playground.
3.They are sleeping at the moment.对sleeping提问
(What are ) they ( doing ) at the moment.
4.Father bought me a new bike.改为同义句
Father bought a new bike for me .
分析 buy sb sth = buy sth for sb .给某人买某物.
5.Frank didn't read an interesting book about history.
分析: 主语是三单,READ 不变,说明是一般过去时,故要加助动词didn't
6.He cleaned his room yesterday.对cleaned提问
(What did ) he ( do ) yesterday?
7.Thomas didn't spend 10 yuan on this book.
分析:助动词DIDN‘T 后的动词要还原,即spent-> spend
8.Why not go out for a walk?同义句
=Why don't you go out for a walk
= How / What about going out for a walk
加油!不明白再问!