No free plastic bag in the supermarket helps to _____ white pollution.
| A．reduce | B．recycle |
| C．provide | D．produce |
-What does the boy like?
-He is_______ his father. He also_______ eating mangoes.
| A．likes; like | B．like; like |
| C．likes; likes | D．like, likes |
- It's very hot in the room!-_______ the door open?
| A．Why don't keep | B．Why don't to keep |
| C．Why not keep | D．Why not you to keep |
- Can you go to row a boat with us this afternoon?
- I'm afraid not. I_______ look after my little sister because my mother is out.
| A．can | B．may | C．would | D．have to |
In spring, we can often hear some birds_______ in our school.
| A．singing | B．sing | C．to sing | D．sings |
——Why not go to see a film? ——That ____ a good idea! Let’s go.
| A．hears | B．listens | C．sounds | D．sounds like |