请英语达人帮我做几道高中英语题41、 We should try our best to make___possible

请英语达人帮我做几道高中英语题
41、 We should try our best to make___possible.( 1.85 分 )
A、mistakes as few as
B、as fewer mistakes as
C、as less mistakes as
D、as few mistakes as
42、 Do you regret paying five hundred dollars for the painting?--No,I would gladly have paid _______ for it.( 1.85 分 )
A、twice so much
B、twice as much
C、as much twice
D、so much twice
43、 Young Lee learned some English when she stayed in America,and last year she ___ herself Japanese.( 3.7 分 )
A、kept on teaching
B、went on teaching
C、kept on to teach
D、went on to teach
44、 She couldn’t take shorthand ,__________ slowed down the work of the office .( 1.85 分 )
A、that
B、which
C、it
D、so
45、 You’d better speak slowly _______ she may understand you better ( 1.85 分 )
A、because
B、for
C、so that
D、if
46、 Would you like to go to the movies tomorrow?Sure.I ___ my exam by then ( 3.7 分 )
A、will have finished
B、will be finishing
C、will finish
D、have finished
47、 Can I change for another book?______ page of this book is torn and ______ cover looks old.( 1.85 分 )
A、The,the
B、A,the
C、The,a
D、A,a
48、 Alice is fond of playing away _____ piano while Henry is interested in listening to _____ music ( 2.78 分 )
A、不填,the
B、the,the
C、the,不填
D、不填,不填
49、 All the visitors parked their cars____the school____the president.( 3.7 分 )
A、inside,besides
B、outside,besides
C、inside,except
D、outside,expect
50、 —Will we be able to visit the White House?—Sure.It's open______ every moring.( 2.78 分 )
A、for public
B、for the public
C、to public
D、to the public