—Please don't tell anybody.
—I ________. I promise.
| A．can't | B．don't |
| C．won't | D．mustn't |
There is no doubt _________ the world climate has been changing in recent years.
| A．that | B．what | C．if | D．whether |
Much to the couple’s comfort, their income is now double ________ it was five years ago.
| A．that | B．than | C．which | D．what |
Bruce Lee came to America with the ________ of realizing his dream.
| A．attention | B．intention | C．expectation | D．desire |
_________ is a growing world problem, and nowadays the United Nations and its member countries _________hard to deal with it．
| A．Desertification; are working | B．Desertified ; worked |
| C．Desert; work | D．Desertification; have worked |
I don’t like the way ___________ he talked to his mother.
| A．that | B．which | C．in that | D．what |