Thetimehascome_____wemakeextensiveuseofnuclearenergy.
A、When
B、while
C、as
D、since
Mostofthepeopleinthegroupfeltratherdisappointedattheirtravellingabroad.Theysaythatit_______betterorganized.
A、mighthavebeen
B、hadbeen
C、hadtobe
D、musthavebeen
Whodoyousupposeistheman____ourteacheristalking?
Your sister _______to visit you quite ofen,didn't she?
A、used
B、inclined
C、wasused
D、wasinclined
Faced with rapid inflation and _____ international and home markets, many firms havedeclared bankrupt.
A、lessening
B、shortening
C、shrinking
D、withdrawing