内容正文:
一、单项选择。
( )1.—Must we leave the library before 6 o'clock?
—No, it opens all day on weekends.You can stay there________you want to leave.
A.if B.unless
C.since D.until
( )2.Students may forget what they learn quickly________they use it more often.
A.if B.unless
C.although D.because
( )3.Sarah called 120________she saw the old man lying on the street.
A.as soon as B.as long as
C.so that D.even if
( )4.Everyone should do something to protect our earth________we can have a better world to live in.
A.as long as B.as soon as
C.even though D.so that
( )5.The trip in Beijing is________wonderful ________I would like to visit it again some day.
A.such; that B.too; to
C.so; that D.enough; to
( )6.Jack________us to play basketball as soon as he ________ his homework.
A.joins; finishes
B.will join; finishes
C.joins; will finish
D.will join; will finish
( )7.You will not improve your skills________ you practice the violin over and over again.
A.since B.unless
C.if D.until
( )8.—Hello, is that Molly speaking?
—No. She's not at home.I'll tell her to call you back________she comes back.
A.so that B.as long as
C.as soon as D.even though
二、短文填空。
阅读短文,用方框中所给单词或短语填空,使短文完整、正确。
In ancient times, there was an old man who lived on planting rice.He thought his crops(庄稼) grew more slowly than those of others.This caused him 1.________ worried and nervous that he decided to help the crops grow taller by pulling them up.2.________ he felt tired after doing so much work all day, he went home happily.The man told his son what he did on the farm 3.________he arrived home.His son felt strange and surprised so he went to the farm as quickly as possible.Finally, his son found all the crops were dead.
I believe everyone thinks the old man is silly. As we all know, plants won't grow well 4.________ they develop in their own rules of growth.It is also the same for the development of other things. 5.________we get a good result,try