| 按要求写单词. |
1. waste (形容词形式)  ___________ 2. helpful (反义词) ____________ 3. reusable (动词形式) ___________ 4. possible (反义词) ___________ 5. communicate (名词形式) ___________ 6. success (形容词形式) _________ 7. different (名词形式) ____________ 8. careful (动词形式) _____________ 9. health (形容词形式) ____________ 10. comfortable (反义词) __________ |
| This piece of music sounds really ____. |
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| A. well B. beautiful C. beautifully D. wonderfully |
| ____ a language in possible situation is the best way to learn it. |
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| A. Use B. Using C. Used D. Useful |
| They are ____ advertisements everywhere. |
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| A. putting up B. putting on C. setting up  D. working out |
| Do you think it is ____ to throw away glass, metal and paper? |
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| A. important B. necessary C. wasteful D. impolite |
| Health is very important to us. We should eat more vegetables and fruit ____ too much rich food. |
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| A. instead of B. instead C. replace D. stan  d for |
| 同义句转换. |
| 1.It is not possible to clean up the river in two days. _______ _______ to clean up the river in two days. 2.It is full of hope for the team to win the match.  It _______ _______ for the team to win the match. 3.You know these papers can be used again. You know these papers can _______ _______. 4.We all hope that the project will be a success. We all hope that the project will _______ _______. 5.Drinking polluted water is not healthy. Drinking polluted water _______ _______. |
| 从方框中选择合适的词或短语,并用其正确形式完成短文. | |
ears. My friend's father quickly 2._______ some bags of litter and went outside. I aske  d my friend, "What's going on?" My friend said that there was a truck 3._______ litter outside. "Whenever someone throws some l  itter in, it gives out beautiful music. 4._______ other people hear it, they'll go out with their litter and throw it in." "It's a 5._______ way to help keep our city clean," said my friend. 6._______ our environment is very important. Wherever you live, you can do something around your neighbourhood. Have you ever thrown 7._______ litter onto the ground? Have you ever drawn pictures on public walls? Have you ever spat in public? Have you ever 8. _______ trees? If your answers are "No", it means that you have already helped 9. ________ our environ  ment.It is our duty to keep our environment clean and tidy. If everyone 10._______ to protect the environment, the world will become much more beautiful. |
try one's best, as soon as, cut down, pick up, visit