The physics teacher told the students to observe carefully what would happen when a (n) _____ acted on the object.
| A．force | B．energy | C．power | D．strength |
—How do you like your trip to Hainan?
—________,I enjoyed it very much，although the weather was hot sometimes.
| A．In addition | B．On the whole |
| C．In other words | D．On the other hand |
-----Why didn’t you ring me up?
----- Sorry, I forgot your phone number. Otherwise, I _____ long before.
| A．had rung you up | B．must run you up |
| C．would have rung you up | D．would ring you up |
My chest _____ when I take a deep breath, doctor.
| A．hurts | B．wounds | C．harms | D．injure |
—Shall I give a ride as you live so far away?
—Thank you. __________.
| A．It couldn’t be better | B．Of course you can |
| C．If you like | D．It’s up to you |
After he retired from office, Rogers __________painting for a while, but soon lost interest.
| A．took up | B．saved up | C．kept up | D．drew up |