4. 我们应当采取行动来改善我们的生活条件。

We should take action to.

3. 我妹妹七岁时开始读小学。

younger sister when she was seven years old.

2. 在过去的几年里，南通发生了很大的变化。

In the past few years, in Nantong.

1. 你叔叔曾经去过日本吗？

to Japan?

—There is no need. He (wake) up.

5. I haven’t seen you for a long time. You (change) a lot.

一 Not yet.

4. — Turn off the radio,dear. The baby is sleeping.

3. — you (receive) any letters from him recently?

2. The air (pollute) makes me feel sick.

1. It will be colder in the (south) part of China next week.

10. You will (意识到) the mistake you made in future.