Complete the sentences with the first conditional form of the verbs in brackets

01 Đề bài:

3. Complete the sentences with the first conditional form of the verbs in brackets. Then rewrite sentences 4 - 5 using if.

(Hoàn thành các câu với dạng điều kiện đầu tiên của động từ trong ngoặc. Sau đó viết lại câu 4 - 5 sử dụng if)

If we (survive), our brains (get) bigger.

→ If we survive, our brains will get bigger.

1. If people ______ (live) on other planets, they ________ (miss) the Earth.

2. He ________ (get tired) if he __________ (not rest).

3. We ________ (not look) the same if we _________ (live) on Mars.

4. You _________ (miss) the bus unless you ________ (get up) now.

5. There __________ (be) a catastrophe unless we ___________ (protect) the environment.

02 Bài giải: