Nowadays people take___ exercise a day as they did in the past because of widely used automobiles.
| A．less than half | B．less than as half as |
| C．less than half as much | D．half less than |
Carol said that the work would be well done by the end of October, ________ personally I wondered completely.
| A．which | B．at which | C．in which | D．about which |
The boy said ________ couldn’t he work out the problem but his teacher didn’t know how to do it.
| A．though | B．never | C．hardly | D．not only |
She will have to find some other work for she can’t ________ this loud noise any more.
| A．come up with | B．keep up with |
| C．grow up with | D．put up with |
— Why weren't you at the meeting?
— I ________ for a long distance call from my sister in America.
| A．was waited | B．was waiting |
| C．has waited | D．have been waiting |
We have done things we ought not to have done and ________ undone things we ought to have done.
| A．left | B．leave |
| C．will leave | D．leaving |