题目内容
It's very important that we all recycle (再利用) things. In nature, everything 1 again. For example, when an animal dies, it becomes 2 animal's food. Nothing is wasted. But humans have created things like plastic bags 3 can't be broken down by nature. Our rubbish kills animals and 4 water and soil. 5 we continue making too much rubbish, the problem will only get worse. If nature can't reuse the rubbish, we must recycle- it. We should clean up the rubbish we've made because nature can't.
Recycling is also the right thing to do for another reason. The earth is rich in natural 6 like water and trees, 7 these materials are not endless. We use up our natural materials much 8 than the earth is able to reproduce them. For example, each year we cut 9 more than 6,000 square miles of forest. But it takes an average of 25 years for a new tree 10
Recycling can help us save the earth, so let's take action right now.
1. A. use B. using C. is used D. used
2. A. another B. other C. others D. the other
3. A. who B. which C. how D. where
4. A. pollutes B. polluted C. polluting D. is polluted
5. A. When B. Whether C. Why D. If
6. A. materials B. material C. things D. thing
7. A. but B. so C. and D. or
8. A. fastly B. fast C. faster D. fastest
9. A. out B. down C. in D. up
10. A. grows B. for growing C. growing D. to grow
1—5 CABAD 6—10 AACBD
invent, boil, smell, fall, untill |
Do you know that tea, the most popular drink in the world (after water), was invented by accident? Although tea wasn't brought to the Western world
1_______ 1610, this drink was discovered over three thousand years before that. According to an old Chinese legend (传说),a ruler called Shen Nong discovered tea when he was 2_______ drinking water over an open fire. Some leaves from a nearby bush
3_______ into the water and remained there for some time. The ruler noticed that the leaves in the water produced a pleasant 4_______ Later, he decided to taste the hot mixture. It was quite delicious. And in this way, one of the world's favorite drinks was 5_______
1. _______ 2. _______ 3. _________ 4. _______ 5._________