选词填空，用方框中所给词的适当形式填空。每词仅用一次。
| clear be safe simple shake |
I really enjoyed your lecture，though there ________ some parts I didn't quite understand．
Food___________is important．Rules must be made to stop people from food pollution．
Sorry，I can’t follow you．Would you please speak more___________?
Everybody should try to do something to help．In fact，even the ___________ everyday activities can make a real difference to the earth．
In China，we are supposed to____________ hands when we meet for the first time．
用have/has been (to) 或have/has gone (to) 填空.They_____ ______ to that park many times.
My mother ___never _____to the Great Wall.
I_____ just _____ to the school.
She ___________Now York on business. He’ll be back next week.
—Where is Lucy?
—She _____ _____ to the bookshop.
用方框中所给动词的适当形式填空
| learn help work invite do |
You never know how much difficulty we had _________ out the problem.
I’ll go to the concert with you if all my homework ________ tomorrow afternoon.
The girl devoted all her time she had to _________ others.
He insists she ____________ to our party tomorrow.
The students ___________ 2000 English words by the end of last term.
根据句意从方框中选择合适的单词，并用其适当形式填空。
| full great decide middle blood |
The __________ you have made don’t seem so good. You need to be more thoughtful.
He is an office worker of __________ height.
It is also ___________ with different experiences and interests.
The victim __________ to death as a result.
She was considered by many people to be __________ actresses of all.
用方框内的介词填空。
| outside; for; on; to; like |
They have been here a few months.
Let’s send a messageTom to tell to him this food news.
This Sunday we’ll go to have a picnic.
Have scientists discovered any lifeother planets?
We mustn’t talk to the elder that. It’s not polite.
选词填空。It’s (possible/impossible) for me to finish the task myself. I need your help.
Don’t eat (such/so) much sugar.
Li Hua likes (neither/none) of the three mobile phones.
Xiaoming went to the school yesterday and (other/others) classmates went, too.
The weather in Tianjin is different from (that/it) in Heilongjiang.