IfonlyI_____playtheguitaraswellasyou!
A、would
B、could
C、should
D、might
_____forthefactthatshebrokeherleg,shemighthavepassedtheexam.
A、Haditnotbeen
B、Hadn’titbeen
C、Wasitnot
D、Wereitnot
Wecanhear（）fromthebackoftheroom.
A、justasgood
B、justaseasy
C、justaswell
D、easilyaswell
It’shightimewe_____cuttingdowntherainforests.
A、stopped
B、hadtostop
C、shallstop
D、stop
Hesetupinbusiness（）hisownandwasverysuccessful.
A、in
B、of
C、on
D、by