Mum won't let Simon go out unless he promises to be back ______ 10 o'clock tonight.( )
A.tillB.beforeC.asD.since
Excuse me, can you tell me the way to the nearest underground station?
Walk straight on you see a white building. It's right there.( )
A.thoughB.sinceC.untilD.if
It is almost half a year workers started building the underground Line 1 in Nantong.( )
A.whenB.sinceC.beforeD.after
Mexican and Tex﹣Mex foods were popular in the USA, _______ now Chinese food has more fans.( )
A.becauseB.butC.soD.unless
As an American, Tom is a big fan of Chinese kung fu.____, he is crazy about Beijing Opera.( )
A.ThereforeB.HoweverC.MoreoverD.Otherwise
Your father has passed the driving test?
Yes. _____my father_____my mother has.( )
A.Not only; but alsoB.Neither; nor
C.Either; orD.Both; and
Time waits for no man. But some people won't realize the importance of time______it's gone.( )
A.asB.sinceC.whenD.until
The environment is terrible.
I think it will be even worse the government takes actions to protect it. ( )
A.untilB.whenC.ifD.unless
Milk quickly goes bad _______ it is put into the fridge.( )
A.ifB.unlessC.whetherD.until
Jack's mother was so tired.She fell asleep she lay down on the bed.( )
A.untilB.as soon asC.unless
My arm is still painful,_______I'm going to see a doctor.( )
A.soB.forC.butD.or
I didn't know anyone at the party, I felt a bit lonely.( )
A.orB.soC.andD.but
Mom,Iwanttohaveacomputerandacamera.
You can have _____ a computer _____ a camera.We don't have enough money for both.( )
A.both; andB.either or
C.neither; norD.not only; but also
I can't watch TV on school nights,_____ I can watch TV onweekends.( )
A.andB.but.C.ifD.or