Chuyển sang thì quá khứ đơn      \(\left(+\right)\text{ : là khẳng định}\)                   \(\left(-\right)\text{ : là phủ định}\)              \(\left(?\right)\text{ : là nghi vấn}\)

\(\left(+\right)\text{ I watch TV.}\)

\(\left(-\right)\)

\(\left(?\right)\)

\(\left(+\right)\text{ She goes to school.}\)

\(\left(-\right)\)

\(\left(?\right)\)

\(\left(+\right)\text{ They come to my house.}\)

\(\left(-\right)\)

(\(\left(?\right)\)

Viết lại những câu sau đây dùng liên từ thích hợp.

1. Your arguments are strong. They don't convince me.

\(\rightarrow...............................................................\)

2. You can go there by bus. You can go there by train.

\(\rightarrow...............................................................\)

3. I was feeling tired. I went to bed when I got home.

\(\rightarrow...............................................................\)

4. I work in a restaurant. She works in the same restaurant.

\(\rightarrow...............................................................\)

Viết lại những câu sau đây dùng những liên từ thích hợp.

1. We know him. We know his friends.

\(\rightarrow................................................................\)

2. The coat was soft. The coat was warm.

\(\rightarrow................................................................\)

3. It is stupid to do that. It is quite unnecessary.

\(\rightarrow................................................................\)

4. I wanted to go. He wanted to stay.

\(\rightarrow................................................................\)