Question

We may learn from the news that the world is hungry. Many people in poor areas don't have enough food to eat. In fact, our world is also ________ . We are still short of water though water ________ nearly 3/4 of the Earth. About 97% of water on the Earth is seawater and we can't drink it or use it to water plants ________ . People can only drink anti use the 3% of the water from rivers and lakes. What's worse, we can't use all of that because of water ________ .

Now we are facing a serious problem-we need more water. First, we need to learn how to save water. Then we need to ________ ways to reuse water. Scientists have made a lot of studies. The ________ show that in many large cities and small villages, people ________ use water only once and then it runs to the sea or rivers. So we can reuse water. Last but not least, we should make full use of the seawater. Scientists are trying to solve the ________ —collecting clean water from seawater ________ we can do now is to save water and not to waste water. We cannot live long ________ enough clean water. So let's work together to do something.

1.A. hungry B. thirsty C. tired D. sleepy

2.A. costs B. keeps C. covers D. makes

3.A. quickly B. slowly C. sadly D. directly

4.A. situation B. pollution C. condition D. study

5.A. look after B. care for C. learn about D. find out

6.A. reports B. results C. details D. points

7.A. still B. never C. seldom D. all

8.A. secret B. matter C. problem D. question

9.A. What B. How C. Why D. When

10.A. with B. through C. by D. without

Answer 1