---Will you please stay here a little longer?
---Sorry, I . I eat dinner with my mother. She’s coming.
| A．mustn’t; will have to | B．don’t; have to |
| C．can’t; had to | D．can’t; will have to |
The USA is a big country _______at any time.
| A．to visit it | B．to visit |
| C．visiting | D．for visiting |
—The Hang-chang high-speed railway（高铁） ____ in 2015.
—Really? That’s news to me.
| A．is built | B．builds |
| C．will build | D．will be built |
—May I smoke here，please?
—I am afraid you ．This is a non-smoking area．
| A．can | B．can’t | C．may | D．may not |
. The moonlight goes _____ the window and makes the room bright.
| A．across | B．through | C．over | D．in |
Neither of the shoes are right. They are _______too big _____too small
| A．Both, and | B．neither, nor |
| C．either, or | D．not only, but also |