You may take them all home_______.

A. if possible     B. if can        C. unless so     D. even if you can

----______was it ______ they discovered the entrance to the underground palace?

----Totally by chance.

A. How, that          B. What, that                C. When, when             D. Where, that

—________ matters to do the job well —what you are or where you come from?

—Neither. It depends on whether you put your heart into it.

A．Which is it that                                          B．What it is that

C．Which it is that                                           D．What is it which

Help others whenever you can_____ you will make the world a nicer place to live in.

A. and                         B. or                           C. unless               D. but

I failed in the examination last term and only then ____ the importance of studies.

A．I realized    B. I had realized     C. had I realized    D. did I realize

Not until about 2000 BC          done.

A．were known of the oldest paintings               B．the oldest of known paintings were

C．the oldest known were painting                    D．were the oldest known paintings

On the exhibition, he ________ all his collecting stamps to the visitors all over the country.

A. showed off             B. speeded up              C. brought in               D. gave out

I like this jacket better than that one, but it costs almost three times______.

A. as much             B. as many            C. so much            D. so many

He is a student of ___.

A. Class First              B. the Class One          C. Class One                D. First Class

If I can help      , I don’t like working late into the night

A. so      B. that    C. it      D. them