I don’t like science ______

I don’t like science _______ it’s difficult.

#55838

but

because

and

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They didn't go to bed_____ the work was finished.

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when

while

until

after

Tom was walking along the riverside when he heard someone calling him from behind. He turned around_______ found nothing.

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but

and

 ---There is no doubt _______ he will come tomorrow.---But I doubt _______ he will come here on time.

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that; that

if; that

whether; that

that; if

---How about going out for a walk with us? ---I wish I could,           I have to finish my homework first.

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and

but

_______ everyone is here, let’s begin our meeting.

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As a result

Until

Since

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