---Can you tell me something about metal ?
---Metal making machines and many other things .
| A．used to | B．is used for | C．is used as | D．is used to |
“You can’t have your football back______you promise not to kick it at the window again!” the old lady said angrily.
| A．because | B．since | C．when | D．unless |
---Is that Bruce speaking?
---Sorry, he is out. He _______abroad on business.
| A．has gone | B．has been | C．went | D．goes |
As we all know, computer games with fights have bad effects _______the teens.
| A．in | B．at | C．for | D．on |
Yesterday was __________Children’s Day. All the kids had ________fantastic time.
| A．the / a | B．the/不填 | C．不填/ a | D．不填/ 不填 |
I think running is an easy way to keep healthy.
----_______, but Bill doesn’t think so.
| A．No problem | B．I hope not | C．I agree | D．I’m afraid not. |