____twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.
| A．Examining | B．Examined | C．Being examined | D．Having been examined |
---Mr. White didn’t come last night, did he?
---No. We for him. A whole night was wasted.
A. had waited B. have been waiting C. were waiting D, had been waiting
---There is something wrong with my watch, will you ?
---Let e see.
| A．see it to | B．see to look at it | C．see to it | D．watch to it |
Where on earth have you been? We you back much earlier.
| A．were expecting | B．are expecting | C．had expected | D．expect |
It’s quite normal to ten percent of the cost of a building for a period of six months or so, in case faults are found in it.
| A．keep up | B． keep away | C．keep off | D．keep back |
--I’ve bought a box of chocolates for our daughter.
---Oh, how good a dad! But she doesn’t like sweet things, that?
| A．Don’t you know | B．Haven’t you known |
| C．Didn’t you know | D．Hadn’t you known |