Câu IV. Viết dạng đúng của động từ trong ngoặc trong các câu sau.

1. Yesterday, as soon as the floodwater (go)................... down, people (clean)...................... their houses.

2. By the time we (get)........................ to the cinema, the film (start) ____________.

3. When the policeman came there, the robber (leave)………...................

4. You will recognize Jenny when you see her. She (wear).................... a red hat.

5. He has decided (go)_________to work in a school in a remote area.

6. Do you have any difficulty in (solve)_________this problem.

Câu V. Viết dạng đúng của từ trong ngoặc để hoàn chỉnh các câu sau.

1. There is a lot of ________ between rival airlines.                                                   (compete)

2. It is very dangerous for us to drink ___________ water.                                       (treatment)

3. A person who made the crafts ___________ called an artisan.                             (skill)

4. Unfortunately, we lack the resources to __________.                                           (modernization)