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My suggestion is that we _______________ to cut back on production and reduce the amount of things we make and buy.

     A. would try               B. could try                C.try                   D.might try

四．動詞的適當形式填空

open the floor, have a lasting effect on, cut back on, think of…as, flow into, what if, wipe out, take responsibility for, result in, in the form of, under way, focus on, rely on

1.The pollution ____________________ unsafe drinking water which has led to health problems for people living near the river.

2.Pollution is very bad for the people who _________________ the river for water.

3.Two special government projects are also ________________ to protect the river.

4.The projects _________________ problems along the Yangtze River such as water conservation.

5.There’s also another resource in the fight against desertification, ___________________ the China National Desertification Monitoring Centre.

6.______________ we run out of space?

7.People should ______________________________ not buying certain kinds of fish, because there are not many left in the ocean.

8.Now we _____________________ for discussion.

9.Many types of waste ________________ our water.

10.In addition, many sea creatures __________________________ by fishing boats.

11.These boats catch large numbers of fish without giving them time to lay eggs. This ________________________________ the number of fish left for us to eat.

12.My suggestion is that we should try to ___________________ production and reduce the amount of things we make and buy.

13.The people running these factories are very concerned about the environment. We need to stop ________________ companies and money _______ the enemy.