― Let me help you carry the box.― No, thanks. It’s big, _______

― Let me help you carry the box.― No, thanks. It’s big, ________ there is nothing in it.

#56749

and

but

because

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Hurry up,       you’ll be late.

#58449

and

but

You can't watch TV _______ you finish your homework.

#55238

before

while

Don’t get off the bus _____ it has stopped.

#57377

after

when

until

–Would you like to go to the concert with me? –I’d love to, ______ I’m afraid I have no time.

#58559

and

but

--I hear Jack Chan will come to Laiwu next week. --Really? _______ he comes, my younger sister will be very happy,

#58506

Until

Unless

Before