The nice hair band________Alice．
| A．must be |
| B．might belong to |
| C．may be |
| D．can belong |
---A: Sorry, I didn’t return your book on time.
---B: _______.
| A．I agree with you. | B．It doesn’t matter. |
| C．You’re welcome. | D．That’s a good idea. |
---A: Sophia, your handwriting is really beautiful. I love it.
---B: _______.
| A．I practise it every day. | B．No, I don’t think so. |
| C．Thank you very much. | D．Well, it’s not good enough. |
---I called you at 4:00 yesterday afternoon, but nobody answered.
---Sorry, I ______ with my friends at that time.
| A．had swum | B．swam |
| C．would swim | D．was swimming |
The WHO has given some advice onto prevent us being infected(感染)with H7N9.
| A．how | B．what | C．where | D．when |