36、 The real trouble __________their lack of confidence in their abilities.
A．lies in
B．lies on
C．results in
D．leads to


37、 __________his money lost than he began to cry and shout loudly．
A．Hardly he has found
B．No sooner had he found
C．Not until did he find
D．When he found


38、 It is __________! Would you like to go out for a walk?
A．such beautiful day
B．so beautiful day
C．so a beautiful day
D．such a beautiful day


39、 The two girls look so much alike that we can hardly __________one from the other．
A．separate
B．contrast
C．distinguish
D．compare


40、 Without the worker's help, Sam __________so much progress．
A．would not make
B．would not have made
C．will not make
D．did not make

41、 The twins are so much__________ that it is difficult to tell one from the other．
A．similar
B．equal
C．like
D．alike


42、 By next week the new regulations __________
A．will introduce
B．are to introduce
C．are to be introduced
D．will have introduced


43、 __________ , he knew a lot．
A．As he was young
B．Young as he was
C．Young was he
D．He was young


44、 The man, __________ is parked in front of our house, is a famous artist．
A．the red car of which
B．who's red car
C．of whom the red car
D．whose red car


45、 Some words are hard to __________because they have many different uses．
A．express
B．explain
C．define
D．describe