Whenapencilispartlyinaglassofwater,itlooksasif____.
A. breaks
B. hasbroken
C. werebroken
D. hadbeenbroken
查看答案
Thegeneralorderedthatthethief____.
A. bepunished
B. wouldpunish
C. wouldbepunished
D. shouldpunish
IfonlyI_____howtooperateacomputerasyoudo!
A. hadknown
B. wou欤?know
C. shouldknow
D. knew
Itissurprisingthathe____atthemeeting.
A. was
B. be
C. is
D. were
--Doyouthinkhewilldomeafavor?AsfarasIknow,heisthelastonetohelpothers.He____bepreparedtogiveyouahand,though.
A. might
B. must
C. can
D. should