39.( )You ________ return the book now and you can keep it for another week.
A.should B.must C.needn't D.don't need
38.( )What way can you think of ________ the mice in the room?
A.killing B.kill C.to kill D.killed
37.( )Jane is a nice girl ________
A.to work B.work with
C.to work with D.working with
36.( )I ________ your plan.I hope we can finish the work before the end of this year.
A.grow up B.agree to C.turn over D.fall down
35.( )Two days is not enough for me to finish the work.I need ________ day.
A.a third B.a few C.some D.the third
34.( )We ________ swim every day when we were children.
A.like to B.has been C.would D.used to
33.( )We had our picture ________ in the middle of the Great Wall.
A.took B.take C.taking D.taken
32.( )The only thing ________ we could do was to ask the police for help.
A.which B.who C.that D.whom
31.( )It is ________ difficult job that we can't finish it in a short time.
A.so B.such C.so a D.such a
30.( )Although he was very hungry, ________ he still went on working.
A.so B./ C.but D.though