You have worked for a long time. You ____________ be very tired.
| A．must | B．can’t | C．could | D．mustn’t |
Mr. Lee arrivedBeijing May 6thabout 12:00 .
| A．in; on; at | B．at; on; on | C．for; in; at | D．in; in; at |
September is month of the year.
| A．nine | B．nineth | C．the ninth | D．the nineth |
—Have you found your lost mobile phone?
— No, I haven’t found , but I bought this morning.
| A．one; that | B．that ; one | C．it; one | D．one; it |
There are two and five in the zoo.
| A．sheep; deer | B．sheep; giraffe | C．bears; deers | D．sheeps; tigers |
I have aunt. She isunusual woman.
| A．an; an | B．an; a | C．a ;an | D．an; the |