2. 去年你們班的同學在你們學校附近的那所醫(yī)院里種了一百棵樹嗎?

3. 夜里十二點，有個拿刀的賊在我們家客廳里，把我們家的貓殺了。

4. 我們班的老師明年要教從美國來的學生嗎?

5. 兩個警察中間的那個小偷去年在美國偷了一百輛自行車。

6. 明年誰會是你們班好的學生?

答案：

1.Were there five teachers from America in the school in Beijing?

2.Did your classmates plant 100 trees in the hospital near your school last year?

3.The thief with a knife killed my cat in our living room at 12 yesterday night.

4.The teacher of our class will teach the students from America.

5.The thief between two policemen stole 100 bikes in America

6.Who will be the best student in your class?