I cannot______ puzzled，for I simply cannot understand how I could have made such a stupid mistake.

I cannot______ puzzled，for I simply cannot understand how I could have made such a stupid mistake.

#94918

help feel

help but to feel

but to feel

but feel

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Whom would you rather _________ you to the hospital?

#93019

have sending

have send

having send

having sent

There is no   doubt _______  he will win.

#92528

whether

that

when

The key point is not who said the words, _____ they are true or not.

#95132

but whether

and whether

but why

and how

I would rather _____ the weekend at home than ______ all the way to such a place.

#92446

spending, driving

spend, to drive

spend, drive

to spend, drive

The poor boy is in danger. We should do all we _____ help him out.

#94708

can do

can to

can to do

can

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