Mrs. Black doesn’t believe her son is able to design a digital camera, _____?
| A．is he | B．does she | C．doesn’t she | D．does he |
Hot water is converted to electricity by a turbine. The underlined word can be replaced by ______.
A. conveyed B controlled. C. chosen D. Changed
The noise coming from upstairs are driving me mad.
| A．cognitive | B．excessive |
| C．irritating | D．Exposing |
We should take effective measures to the infectious disease.
| A．work out | B．stamp out | C．turn out | D．carry out |
Since Tom downloaded a virus into his computer, he cannot open the file now.
| A．constantly | B．accidentally |
| C．deadly | D．Eventually |
If you are from doing something, you are officially prevented from doing it.
| A．seeped | B．dispersed | C．bombarded | D．Banned |