36.----- we stood at the top of the building,the people belo

36._____ we stood at the top of the building,the people below were hardly visible.A.As B.Although C.Unless D.In spite of37.Scarcely was George Washington in his teens _____ his father died.A.than B.as C.while D.when38._____ David goes,he is welcome.A.Whichever B.However C.Wherever D.Whatever39.The house stood _____ there had been a rock.A.which B.at which C.when D.where40.Small _____ it is,the pen is a most useful tool.A.because B.so C.if D.as41.After the new technique was introduced,the factory produced _____ tractors in 1988 as the year before.A.as twice many B.as many twice C.twice as many D.twice many as42.The piano in the other shop will be _____,but _____.A.cheaper; not as better B.more cheap; not as betterC.cheaper; not as good D.more cheap; not as good43.John plays football _____,if not better than,David.A.as well B.as well as C.so well D.so well as44.Although he is considered a great writer,A.his works are not widely read B.but his works are not widely readC.however his works are not widely read D.still his works are not widely read45.___ the day went on,the weather got worse.A.With B.Since C.While D.As46.—What was the party like?—Wonderful.It' s years _____ I enjoyed myself so much.A.after B.when C.before D.since47.It was not _____ she took off her dark glasses _____ I realized she was a famous film star.A.when; that B.until; that C.until; when D.when; then48.If we work with a strong will,we can overcome any difficulty,_____ great it is.A.what B.how C.however D.whatever49.After the war,a new school building was put up _____ there had once been a theatre.A.that B.where C.which D.when50._____,Mother will wait for him to have dinner together.A.However late is he B.However he is lateC.However is he late D.However late he is 51.He will come to call on you the moment he ____ his painting.A.will finish B.finished C.has finished D.had finished52.____ difficult the task may be,we will try our best to complete it in time.A.No matter B.No wonder C.Though D.However53.It was ____ that she couldn’t finish it by herself.A.so difficult a work B.such a difficult work C.so difficult work D.such difficult work