---The population of Henan ___________ very fast.
---I agree. The population problem may be one of the most serious ones today.
| A．are growing | B．grew | C．is growing | D．is grown |
After I moved to Guangzhou, it took me two months to ______ here.
| A．be used to live | B．use to live |
| C．used to living | D．get used to living |
The librarian told the readers _________ loudly in the library.
| A．to talk | B．not to talk | C．talk | D．talking |
_________ people were watching the sky, the alien got out of the UFO.
| A．If | B．When | C．Because | D．While |
Tom thinks he can catch Jerry, he always fails, _________.
| A．though | B．although | C．but | D．and |
—How his weekend?
—Not too bad. He stayed at home and watched TV.
| A．was | B．were | C．is | D．are |