46. We'll have to finish the job, _____.
A. long it takes however B. it takes however long
C. long however it takes D. however long it takes
45. You should make it a rule to leave things_____ you can find them again.
A. when B. where C. then D. there
44. _____ you've got a chance. you might as well make full use of it.
A. Now that B. After C. Although D. AS soon as
43. --I’m going to the post office.
--_____you're there. can you get me some stamps?
A. As B. While C. Because D. If
42.It was only when I reread his poems recently _____I began to appreciate their beauty.
A. until B. that C. then D. so
41._____it with me and I'll see what I can do.
A. When left B. Leaving C. If you leave D. Leave
40.Why do you want a new job _____you've got such a good one already?
A. that B. where C. which D. when
39.It was about 600 years ago ______ the first clock with a face and an hour hand was made.
A that B until C before D when
38. ______, Mother will wait for him to have dinner together
A However late is he B However he is late
C However is he late D However late he is
37.After the war, a new school building was put up ______ there had once been a theatre
A that B where C which D when