—Look! The man at the gate ______ be our headmaster. He is always standing there every morning.
—No, it ______be him. He is holding a meeting in the office now.
| A．must, can’t | B．must, mustn’t |
| C．can’t, can’t | D．can’t, mustn’t |
Your iPad is quite nice. Where did you buy ______? I want to buy ______, too.
| A．one; one | B．it; it | C．it; one | D．one; it |
— Have you found the information is about President Xi’s visit to Russia?
— Not yet. I will surf the Internet.
| A．who | B．what | C．whom | D．which |
---Fifty dollars for such a T-shirt! You _______ be joking!
---I’m serious．It’s made of silk.
| A．must | B．need | C．may | D．Can |
—Peterisnothimselfthesedays.
—well,couldyoutellme________?
| A．how is he feeling now | B．why was he so unhappy |
| C．what is wrong with him | D．that something worried him |
— I can’t afford the white dress. Can you show me another one?
— What about the orange one? The price is a little .
| A．cheaper | B．higher | C．lower | D．more expensive |