so
but
after
until
If only it ()so cold, perhaps I, too, ()more initiative.A、had been,have shownB、have been,would showC、had’t been,cound't have shownD、had't been,could have shown
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Never before ( )sent to prison for that particular crime.A、had anyone beenB、anyone hadC、had anyoneD、anyone had been
They had no food or drink ________ they were very hungry and thirsty.A.soB.forC.butD.or
I felt somewhat disappointed and _______, until something occurred which attracted my attention.A、leavingB、was about to leaveC、leftD、had been leaving
He wouldn’t have been saved even if he ____ to hospital at once.A.has been sentB.was sentC.had been sentD.was being sent
When William hurried home, he found that his mother ____already ____to hospital.A、has; been sentB、had; sentC、has; sentD、had; been sent
I had just started back for the house to 选择I had just started back for the house to change my clothes ___________ I heard voices.A) as B) when C) after D) while
