题目内容
3. It was twelve o'clock. She (shut) her door and went to bed quickly.
3. shut
用英语写出下列数字。
1.33,533，323 ___________________________
看图，并根据提示写一篇题为Hie Population Problem 的短文，70词左右。提示：1.人口问题是当今
世界最大的问题
之一。
2. 中国是世界上人口最多的国家。
3. 如果人口增长过快，将会带来许多严重问题（请举两例说明）。
4. 因此，我们必须尽最大努力来控制人口增长。
The Population Problem
2. I have traveled many places.(改为否定句）
I many places.
3. We should (参加)some volunteer activities to help others when we are free.
3. 帮助老人使我高兴。
To help the old me
5. I have cleaned rooms for the old people. (对画线部分提问）
______ you for the old people?
5. He has never traveled on a plane.(改为一般疑问句,并作否定回答）
―_______ he traveled on a plane?
―No, he
7. The t between China and Africa lias increased.
