4. They are        ( able) people,but they have been very successful.

3. Did you have any        (difficult) finding the post office?

2. He didn’t go to school yesterday because of his     (ill) .

1. With my parents’     ( permit ) I bought a mobile phone.

7. 我教他们唱歌，因为音乐能给他们带来愉快和宁静。

I taught them to sing because music can                    .

6. 他们行走或活动有困难。

They have                .

5. 有许多失去父母的孩子。

There are many children           .

4. 那里的孩子们都遭受着严重的疾病的折磨。

The children there all                   .

3. 三名青少年主动提出在学校放假期间做一些义务性工作。

Three teenagers          some voluntary work during the school holidays.

2. Lo,你能帮我个忙吗？

Could you               ,Lo?