. Perseverance is a kind of quality, and that’s the very thing _____ it takes to do anything well.

     A. what    B. that      C. which      D. Why

We have just heard the news that the experts are_____to go to Qinghai Province to investigate the possible damage caused by the serious earthquake.w

   A. probable   B. possible    C. perhaps    D. likely

It is bad ________ to point your fingers at others while talking.

A. ways         B. manners    C. means        D. forms

— Is Tom still smoking?

— No. By next Saturday he ____ for a whole month without smoking a single cigarette.

A. will go       B. will have gone      C. will have been      D. has been going

I know Mr Brown；we _____ to each other at an international conference.

A. are introduced                       B. have been introduced

C. were introduced                      D. had been introduced

—Lucy is not coming tonight.

—But she ___!

A. had promised B. will promise        C. promised         D. promises

I saw that he _____ at seven o’clock last night.

A. still worked                            B. is still working

C. was still working                       D. had been working

She ____ to her hometown several times.

A. has been      B. has gone             C. went         D. is going

He treated me as though/as if _____ his own son. 

A. I am             B. I would be          C. I was           D. I were 

--- “What will you do during the summer holiday?”

  --- “I don’t know, but it’s high time _____ something.”

 A. I’m deciding    B. I’ll decide         C. I decided      D. I decide