－What can I do for you?
－I am looking for _____ iPad for my daughter. If she works hard and gets a good result in the entrance exam for the high school, I will buy _____ to her.
A. an; it B. a; it C. an; one
This is _____interesting work. We really enjoy it.
| A．an | B．a | C． / | D．the |
How often do you go shopping?
| A．Twice a week | B．For two days | C．One time | D．Some times |
Could you come _______Sunday afternoon?
| A．in | B．at | C．on | D．out |
Did you _______ Tom last night?
| A．heard from | B．hear of | C．hear from | D．hear a letter from |
----Must I hand in our homework today?
--- No, you ______.
| A．mustn’t | B．needn’t | C．can’t | D．shouldn’t |