—What are you doing,Mum?
—I am______the carpet in order to get rid of the dust in it.
| A．beating | B．hitting | C．striking | D．patting |
He had planned to make a compromise，buthe changed his mind at the last minute．
| A．therefore | B．otherwise | C．anyhow | D．somehow |
At our factory there are a few machines similar to ______ described in this magazine.
| A．them | B．these | C．those | D．ones |
—I really can’t thank you enough
—．
| A．With pleasure | B．I’m glad to have been of help |
| C．No problem | D．That’s the most I could do |
—What’s the matter with Tim?
—Oh, Tim’s cellphone was left in a taxi accidentally, never ____ again.
| A．to find | B．to be found | C．finding | D．being found |
It was believed that things would get worse, but ____ it is they are getting better.
| A．before | B．after | C．because | D．as |