Bài 1: Điền từ thích hợp vào chỗ trống: People........need to go to hospital very quịckly sometimes go by helicopters. In all parts of the world, helicopters help a lot of people. ( Who, which, what.) One computer was bigger than a small bedroom. Now computer can do a lot more things and.......are some which you can carry in a bag or pick up in one hand. ( There, their, they.) You can find computers in schools,.......work and in the home. ( At, in, on.) Often you want to go on the computer in the evening and you (1).........to wait for your brother, sister, mum or dad to stop working, playing games, or writing to a friend in (2)..........place. (1. Can, must, have. 2. One, another, different.)      

Để hoàn thành bài tập trên, bạn cần điền từ thích hợp vào chỗ trống trong đoạn văn đã cho. Dưới đây là cách làm và câu trả lời cho từng câu hỏi:

1. People **who** need to go to hospital very quickly sometimes go by helicopters. In all parts of the world, helicopters help a lot of people.

2. One computer was bigger than a small bedroom. Now computers can do a lot more things and **there** are some which you can carry in a bag or pick up in one hand.

3. You can find computers in schools, **at** work and in the home.

4. Often you want to go on the computer in the evening and you **have** to wait for your brother, sister, mum or dad to stop working, playing games, or writing to a friend in **another** place.

**Câu trả lời:**
1. People who need to go to hospital very quickly sometimes go by helicopters.
2. One computer was bigger than a small bedroom. Now computers can do a lot more things and there are some which you can carry in a bag or pick up in one hand.
3. You can find computers in schools, at work and in the home.
4. Often you want to go on the computer in the evening and you have to wait for your brother, sister, mum or dad to stop working, playing games, or writing to a friend in another place.

Để giải bài tập trên, bạn cần điền từ thích hợp vào chỗ trống theo yêu cầu của câu hỏi. Dưới đây là cách giải của bài tập:

1. People **who** need to go to hospital very quickly sometimes go by helicopters. In all parts of the world, helicopters help a lot of people.

2. One computer was bigger than a small bedroom. Now **computers** can do a lot more things and there are some which you can carry in a bag or pick up in one hand.

3. You can find computers in schools, **at** work and in the home.

4. Often you want to go on the computer in the evening and you **must** to wait for your brother, sister, mum or dad to stop working, playing games, or writing to a friend in **another** place.

Đó là cách giải bài tập trên. Câu trả lời được viết dưới dạng điền từ thích hợp vào chỗ trống theo yêu cầu của câu hỏi.

You can find computers in schools, at work and in the home.

One computer was bigger than a small bedroom. Now there are some which you can carry in a bag or pick up in one hand.

People who need to go to hospital very quickly sometimes go by helicopters.