题目内容
7. His car stood in the parking place for a long time,with thick (灰尘) .
7. dust
2. 如果空气不被清理干净，我们会受到伤害。
2. 垃圾应该被分为不同的类别。
() 4. Try to guess its meaning when you meet a new word. Don’t your dictionary all the time.
A. keep on B. depend on C. decide on D. turn on
() 10. About 1,000 cars in the factory next month.
A. will be produced B. will produce
C. were produced D. produce
2. Cars will not only (污染) the air in cities,but also make the street crowded
12. The (石油) price rises again this year.
() 4. Jim clean up the classroom this morning.
A. was seen to B. has seen C. saw D. is seen to
() 3. We have coffee. Will tea be OK for you? We have some fine Chinese tea.
A. got used to B. got along with C. been used up D. run out of
