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You’d better do ___ I told you.
#80403
A
when
B
as
C
since
D
for
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 It was in 1969 ___ the American astronauts first succeeded in landing on the moon. 
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that
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____ he drives or takes the train, he will be here on time.
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______ he has made a decision, it is not easy for you to make him change his mind.
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Though
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 He is so busy. He cannot afford enough time with his son ____he wants to.
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