Try to ________ twenty minutes each day for reading and remembering, and you'll achieve distinction in English．

A．take up

B．set aside

C．put away

D．make out

－I don't think you should use the dictionary too often while reading．

－________, but sometimes I can't do without it．

A．Yes, I will

B．No, I won't

C．Yes, I should

D．No, I shouldn't

I am especially interested in the lecture you gave us ________ you discussed the mystery surrounding that particular bird．

A．which

B．that

C．while

D．in which

Although it is not our normal ________ to give a discount in our shop, this time we will consider the matter more closely．

A．hobby

B．behavior

C．practice

D．intention

Some researchers believe, and ________ do we, kids who reach adolescence still need at least nine hours of sleep．

A．that

B．as

C．neither

D．so

－Have you ever heard that Marion Jones, an American famous athlete, took banned drugs in the 2000 Olympics?

－Yeah, I ________ about it in the newspaper．

A．had read

B．read

C．would read

D．was reading

Because of the flood, many parts of the countryside are only ________ by helicopters．

A．potential

B．productive

C．accessible

D．visual

Children should be warned that it's dangerous to open the microwave oven ________ it is still working．

A．until

B．after

C．before

D．while

Recently some studies have found that learning ________ second language can lead to ________ increase in one's brainpower．

A．the; an

B．不填；the

C．a; the

D．a; an

My old house has ________ that it seems as if it is holding its breath．

A．so a small window

B．so small a window

C．a such small window

D．such small a window