Question IV: Indicate the underlined part that needs correction.

1. A. watched => was watching

2. D. have seen => saw

3. B. will => would

4. A. doesn't visited => hasn't visited

5. D. wash => washing

6. D. turn => turned

7. B. has built => has been built

8. B. because => so

Question V: Change these sentences into the passive form.

1. Tom wasn't allowed to take these books home.

2. This room may be used for the classroom.

3. Her dog is often taken for a walk by her.

4. English is spoken all over the world.

* The passive form: S + be + V(pp) + (by + O).

Question VI: Rewrite each sentence so that the meaning stays the same.

1. She has worked as a secretary for five years.

=> Thì hiện tại hoàn thành: S + have/has + V(pp) + for + quãng thời gian.

2. I didn't do the test as well as she. => So sánh bằng: as + adj/adv + as.

3. My French friend isn't used to driving on the left. => Be used to + V-ing: quen với.

4. The sea was too cold for the children to go swimming. => too + adj + (for sb) + to do sth.

5. I wish I could to the English test well. => Câu mong ước.

6. This exercise is too difficult for him to do in 15 minutes. => too + adj + (for sb) + to do sth.

7. I asked Nam if he liked collecting stamps in his free time. => Câu tường thuật.

8. Hoa said her aunt was living in a nice house near the sea then. => Câu tường thuật.

9. This is the first time we have seen this film. => This is the first time + present perfect clause.

10. She asked me to open the window for her. => Ask sb to do sth.