Although he is very old, ________

Although he is very old, _________ he works very hard.

#56101

and

but

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I have known him________ I was young.

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before

when

after

since

He’s Chinese ____ he has a big nose.

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and

but

       our manager objects to Tom’s joining the club, we shall accept him as a member

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Until

Unless

After

--- Your grandparents were very great.                               --- Yes. They supported my father’s schooling _________ they were very poor.

#56021

as if

even though

so that

what if

Hamburgers are very delicious, ________ they are not healthy.

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but

because

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