—Is this your desk?
—_______.
| A．Yes , this is. | B．No, it is. |
| C．Yes, it isn’t | D．No, it isn’t. |
--Must I finish my homework now, Mum?
----No, you_____.
| A．needn’t | B．mayn’t | C．mustn’t | D．can’t |
--- Can you tell me ______ it is from here to the Summer Palace?
---Let me see. It's about 15 minutes' ride.
| A．how far | B．how soon | C．how much | D．how long |
---Don't skate on the lake!
---Why not? Isn't it thick enough___________?
| A．to skate | B．skating on | C．skating | D．to skate on |
—The shoes don’t fit me. Would you please show me ______?
—Sure. Here you are.
| A．the other one | B．the others | C．another pair | D．another one |
Mother returned home _____earlier than Father that evening.
| A．very | B．too | C．more | D．much |