I don’t know how healthy.
| A．can I keep | B．do I keep | C．keep | D．to keep |
A lot of food__around the world every year. We must do something for it.
| A．was wasted |
| B．is wasted |
| C．wasted |
| D．will be wasted |
________the afternoon of June 1st, many foreigners arrived ______Beijing.
| A．In; at | B．On; to | C．In; in | D．On; in |
Mom, I don’t know how to work out the math problem. Could you give me a hand?
| A．lend me a hand |
| B．give me some food |
| C．help me |
| D．buy anything for me |
Why are you mad at me, John?
| A．worried about |
| B．angry with |
| C．crazy about |
| D．excited about |
Mary told me to wait for her at the school gate, but she didn’t appear at all.
| A．see | B．come | C．show off | D．show up |