_____ were nice to me when I was in the United States.

A. The Brown’s         B. Brown’s               C. The Browns         D. Browns

A library with five thousand books ______ to the nation as a gift.

A.is offered          B.has offered         C.are offered          D.have offered

We shall go to help them_______we are free.

A. whenever         B. whatever           C. wherever          D. however

Do you know the man _______?

A. whom I spoke      B. to who spoke      C. I spoke to          D. that I spoke

In fact, more and more people ____ to live a greener, healthier and more environmentally “green life”.

A、chose    B、choose   C、are choosing D、have chosen

The environmentalists said wild goats’ __________ on the vast grasslands was a good indication of the better environment.

A.escape         B.absence              C.attendance          D.appearance

The headmaster was dismissed three months ago.The post is too important to leave __________ any longer,especially before the college entrance examination.

A.alone          B.away           C.vacant         D.occupied

We have every reason to believe that our business has shown a(n) __________ to improve.

A.direction            B.tendency            C.aspect         D.compromise

She fulfilled her ________ to become the first woman to run the 10 000 metres in under 30 minutes.

A.intention            B.attempt              C.attention             D.ambition

The task is too much for me,so I cannot carry on __________ any longer.I must get some help.

A.singly         B.simply        C.alone          D.lonely