内容正文:
Unit 3 The environment
基础篇
一、单项选择。
1. Many big events happened this year. The missing of flight made us especially __________.
A. concerned
B. special
C. proper
D. excited
2. Don’t throw away the waste paper. It needs ________.
A. taking
B. recycling
C. keeping
D. remaining
3. —What do you think is the main ________ of the accident?
—The man was watching videos on Douyin while he was riding the electric bike.
A. effect
B. solution
C. result
D. cause
4 —We need more time to see how things develop before we ________.
—I agree with you.
A. take after
B. take action
C. take turn
D. take away
5. To live a green life, we must remember to ________ the lights when we leave the room.
A. turn on
B. turn down
C. turn off
D. turn up
6. A _________ place means there isn’t anything or anybody to live or grow at all.
A. lively
B. worthless
C. lifeless D. helpless
7. What was the ______ of the basketball match last night? You look so upset.
A. secret
B. choice
C. decision
D. result
8. He worked hard for many years. ________, he succeeded in achieving his dream.
A. In a result
B. Result in
C. As a result of
D. As a result
9. Six people were dead the accident.
A. resulted in
B. resulted from
C. as a result
D. as a result of
10. In 2023, according to the China Association for Science and Technology(CAST), more than10 percent of Chinese citizens(公民) have basic(基本的) scientific knowledge, a(n) ________ from 8.2 percent in 2022.
A. improve
B. number
C. result
D. increase
11. —Mrs. Cook gives her family the best tasty food, putting her heart and love into every meal.
—Yeah. She always cooks the ________ meals.
A. proper
B. normal
C. common
D. simple
12. Tom looks ________ when he smiles at us.
A. friend
B. friendly