—I find the environment is getting worse and worse. —Yes, that is _________ we humans go against nature.
| A．Because | B．why |
| C．that | D．How |
That virus has the power to all the valuable files people have stored in their computers.
| A．wash away | B．smooth away |
| C．put out | D．wipe out |
It was the first time she for her mother .
| A．cook | B．has cooked |
| C．had cooked | D．cooked |
—— Mr. Smith must be having a good rest in his home comfortably at present.
—— In fact, he back work, ignoring the doctor’s suggestion that he a good rest,.
| A．has come ；should take | B．came；take |
| C．comes；should take | D．is coming；takes |
The stress caused by rushing to work and being held up in traffic jams the outbursts of public transport rage.
| A．leading to; | B．devotes to ; | C．contributes to; | D．comes to |
Close neighbors are better than distant relatives. This is simple truth that the Chinese people got to know in ancient times.
| A．a; / | B．a;a | C．the; a | D．/; the |