They told us that these small apples are often sweeter than big ____.

A. those     B. one     C. that      D. ones

The discovery of the new evidence led to ______.

   A. the thief having caught      B. catch the thief

   C. the thief being caught       D. the thief to be caught 

He was fired 　　 his carelessness and laziness.

A.because of　　　　B.because　　　　C.thanks to　　　D.since

　　　the world records　　　  highly thought of throughout the world.

A.Break;is　　　　　　　　　　　　　　B.Breaking;is

C.To break;are　　　　　　　　　　　　D.Breaking;are

Generally speaking,______ according to the directions,the drug has no side effect.

A.when taking                                  B.when taken

C.when to take                                  D.when to be taken

The shop doesn’t open until 11:00 a.m,_______it loses a lot of business.

A.for               B.or                     C.but                D.so

It’s obvious that sun and water are                      the growth of crops.

A.essential to

B.essentially for

C.essential

D.essentially

You must have waited here for a long time ,___________you?

A. mustn't    B. didn't        C. haven't       D. hadn't

The two old sisters，_______ so long，held each other and burst into tears．

  A．being separated               B．having been separated

  C．having separated              D．had been separated

If I’m mistaken, _________ you are mistaken too.

A. so B. and C. or D. 不填