My father was reading a book ________ I was doing my homework.

My father was reading a book ________ I was doing my homework.

#55646

before

after

when

while

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

#58559

and

but

They were ________ busy ________ with each other ________ the time.

#55658

too; talking; to forget

so; talking; that they forgot

so; to talk; that they forgot

too; to talk; to forget

Write down the phone number, __________ you’ll forget it.

#58348

and

but

 Study hard, _        _ you will pass the exam.

#55217

but

and

 I am a student ________ I am Chinese.

#56119

but

and

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