Samuel Clemens, ________ Mark Twain, became a famous American writer．

A．known for

B．is known for

C．known as

D．is known as

－Why were you late for work this morning?

－Because my car ________ on my way to the office．

A．broke out

B．broke off

C．broke away

D．broke down

________, the three countries found themselves ________ peacefully instead of by war．

A．Much to their surprise; united

B．To their great surprises; united

C．Much to their surprise; uniting

D．To their great surprise; uniting

John’s sister and brother have ________ to study English abroad．

A．made up her mind

B．made up his mind

C．made up their mind

D．made up their minds

Scientists have ________ that smoking is harmful to our health．

A．drawn the conclusion

B．drawn conclusion

C．arrived the conclusion

D．came to the conclusion

What he said at the meeting last night will probably ________ trouble in the future．

A．lead up to

B．lead on

C．lead to

D．lead for

Because of my ________ English, I can’t make myself ________．

A．broken; understood

B．broken; understand

C．break; understood

D．braking; understanding

On the contrary, I think it is Truman, ________ you, ________ to blame for it．

A．more than; are

B．less than; who are

C．rather than; that is

D．rather than; is

I didn’t like the way ________ she eyed me．She seemed to look down upon me．

A．in which

B．in that

C．in what

D．by which

John didn’t call his parents last week, ________ to them．

A．nor he did write

B．he nor write

C．nor did he write

D．nor he wrote