A.

Exercise 1: Rewrite the following sentences using participles ( Ved, Ving)  and to infinitives( To V) .

( Viết lại các câu sử dụng ( Ved, Ving)  and to infinitives( To V) để rút gọn mệnh đề quan hệ

1. The boy who is playing the piano is Ben. 

2. Do you know the woman who is coming toward us?

3. The people who are waiting for the bus in the rain are getting wet.

4. The idea which are presented in that book are interesting?

5. I come from a city that is located in the southern part of the country.

6. They live in a house that was built in 1890.

7. The scientists who are researching the causes of cancer are making progress.

8. The photographs which are published in the newspaper were extraordinary.

9. The fence which surrounds our house is made of wood.

10. We have an apartment which overlooks the park.