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a．I found that the factory was pouring waste water into the river a few days ago.
b．Have you ever seen him before?
c．Where have you been?
d．I've written a report about it．
e．The paper factory has been built for 3 years．
f．I've been to a paper factory．
g．Maybe he's gone to a paper factory．
A：Where's Li Hua? Do you know?
B：1
A：What did he do then?
B：I don't know．He'll be back in an hour．(After an hour)
A：Li Hua，2 ndline I called you an hour ago，but you weren't in your office．
C：3
A：What did you do there?
C 4 ndline The river has become very dirty．Lots of fish have died．
A：That's terrible!
C：Do you think“Greener China”can do something?
A：Yes，of course．We can write a report about it to the TV station and the newspaper．
C：You're right．5 ndline Can you read it?
A：Great! Let me read it．
查看习题详情和答案>>2. Don't throw l_______ into the river. It may waste water.
3. There are many t_______ visiting the places of interest in Beijing every year.
4. "Don't shoot any birds," he said to the hunter a_______.
5. Millie was so c_______ that she forgot to bring her homework yesterday.
6. Our school is a m_______ one. Boys and girls have lessons together.
7. After having Home Economics, I know how to cook healthy and t_______ meals.
8. We usually have PE t________ a week.
9. You will find it u________ to learn English well after you leave school.
10. English is one of my favorite s_______.
1. Don’t p waste water into the river again. ?
2. When did you j the League??
3. A famous singer will come to the town n for a concert. ?
4. Wherever you live, you can do something around your n . ?
5. I s we’ll go there next week.
6. Do you keep your bedroom clean and t ?
7. Do you c waste paper for recycling?
8. Can this kind of machine p music?
9. How d the boy’s hands are!
10. Are you a m of Greener China?
查看习题详情和答案>>
选择方框内所给词的适当形式填空
1．How many _______ should I buy?
2．Mrs Black likes _______ sandwiches with lettuce．
3．Don’t _______ waste water into the river．
4．She is free．Ask her _______ the fruit．
5．Let’s _______ some banana milk shake．
6．Can you help me _______ these tomatoes?
7．Next, you need _______ all these things into the blender．