按要求变换句型
Sandy does housework after supper．(改为否定句)
Sandy ________ after supper．
We should go to help her．(改为否定句)
We ________ go to help her．
I like English best．(改为同义句)
________ ________ lesson is English．
It's time for after-school activities．(改为同义句)
It's time ________ ________ after-school activities．
根据句意和单词释义，写出相应的单词
His question is ________(困难的)．I can't answer it．
I don't want to buy the CD because the________(价格)of it is too high．
At lunchtime, I always ________(聊天)with friends under the big tree in our school．
Amy is a very good ________(游泳者)．She swims very fast．
Bob knows a lot about computers．He is a ________(聪明的)boy．
Millie and I are good friends．We often play ________(在一起)after school．