I have known him_______

I have known him________ I was young.

#55691

before

when

after

since

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The factory has been closed          a year ago.

#57585

already

since

for

yet

It _______ them two weeks _______ the computer last year.

#58490

takes; to work on

spends; working on

took; to work on

spent; working on

—Don’t play with the knife, ______ you’ll cut your hand.—Sorry, I _____.

#57703

so, can’t

and, won’t

but, mustn’t

or, won’t

I think he's been drinking, _______ I'm not completely sure.

#56106

though

because

while

You will achieve nothing        you work hard.

#55257

unless

when

that

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