--- Is your good friend _____ China now?
--- Yes, he is. He likes China very much.
| A．at | B．of | C．in | D．for |
--- Is that _____ orange?
--- Yes, the orange is mine.
| A．a | B．an | C．/ | D．the |
— Can you help me with my English?
— ________.
| A．Good luck | B．It doesn’t matter |
| C．You’re welcome | D．Of course |
— Did you have a basketball match last Sunday?
— No. It has to be put off(推迟) ________ the heavy rain.
| A．because | B．because of |
| C．such as | D．although |
— How can I keep healthy?
— It’s important for you _______ healthy eating habits.
| A．have | B．having | C．to have | D．Has |