改写下面句子
Listen carefully．You’ll understand it．(改为同义句)
Listen carefully ________ ________ ________ it．
If you don’t hurry up, you’ll miss the train．(改为同义句)
Hurry up, ________ ________ ________ the train．
Work harder, and you’ll pass the exam．(改为同义句)
If you work harder, ________ ________ ________ ________．
用动词的适当形式填空
A person who ________(speak)English is standing with some children in the street．
The boy might ________(become)a good scientist in the future．
English ________(speak)in the world widely．
The young man asked the girl ________(marry)him．
Don’t forget ________(close)the windows when you leave your room．
His father was ill．He had to ________(stay)at home today．
When ________ your classmate ________(go)into your class this morning?