1.He started early ___ he could get there before nine.
   A.in order that
   B.because
   C.so as to
   D.in order to
2.___ what may happen, I won't change my mind.
   A.Even if
   B.Although
   C.Perhaps
   D.No matter
3.Time passed quickly and three weeks went by ___ we knew it.
   A.before
   B.after
   C.when
   D.till
4.He won't believe it ___ he sees it with his own eyes.
   A.before
   B.after
   C.until
   D.as soon as
5.They waited ___ it was dark before leaving,as they didn't want
   anyone to see them leave.
   A.since
   B.until
   C.unless
   D.so
6.___ there is a will, there is a way.
   A.When
   B.That
   C.While
   D.Where
7.I knew John ___ I knew you.
   A.before long
   B.long before
   C.long ago
   D.after long
8.You can use the bike ___ you return it before Friday.
   A.unless that
   B.on condition that
   C.whenever
   D.as if
9.The question was ___ difficult that nobody could answer ___.
   A.very;them
   B.very;it
   C.so;them
   D.so;it
10.Mike is ___ boy that we all like him.
   A.a good so
   B.so good a
   C.a such good
   D.such good a
11.It was ___ that he had to ask for help.
   A.so big work
   B.so big a work
   C.such a big work
   D.such a big job
12.They were ___ busy studying ___ they couldn't go to the restaurant
   with us.
   A.so;that
   B.such;as
   C.very;that
   D.enough;as
13.You will catch cold ___ .
   A.if you will not put on more clothes
   B.if you put on more clothes
   C.until you put on more clothes
   D.unless you put on more clothes
14.Eat less food___you want to become fatter.
   A.if
   B.unless
   C.until
   D.as soon as
15.I'll go ___ with you ___ next Sunday.
   A.hunting;when I will have time
   B.to hunt;unless I am free
   C.boating;if I have nothing to do
   D.to boat;as I will not be so busy
16.___ enough time, but I couldn't do it better.
   A.Given
   B.To be given
   C.I was given
   D.Though I was given
17.I'm one of the boys ___ never late for school.
   A.that is
   B.who are
   C.who am
   D.who is
18.It was a long time ___ I got to sleep again.
   A.when
   B.while
   C.until
   D.before
19.Who is that girl ___ wearing a red dress?
   A.whose
   B.who
   C.whom
   D.who's
20.Her sister, ___ you met at my home, was a teacher of English.
   A.whom
   B.that
   C.which
   D./


