1. Không cần điền.

2. Không cần điền.

3. the - Không cần điền.

4. the - không cần điền.

5. The

6. The - the 

7. Không cần điền - a.

8. Không cần điền.

9. Không cần điền

1. My birthday is on the next Sunday

2. It doesn't often snow here at x  Christmas

3. We came here in the summer of x1969

4. Are you doing anything at x weekend?- I don't think so.- We, come over on x Sunday.

5. The chair that you are sitting in is broken

6. The big books on the table are for my history class.

7. A: Do you take x sugar in coffee?

B: I used to, but now I'm on x diet. I'm trying to lose weight.

8. x skiing is my favourite sport but I also like x swimming.

9. Pigeon is the symbol of x freedom

Chú ý: x có nghĩa là không cần điền.