作业帮1）I am sure he will come to see you before he_______Beijing.A.is leaving B.leaves2)Lenin was very sorry ______ what he did.A.to B.for C.at D.in
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1）I am sure he will come to see you before he_______Beijing.A.is leaving B.leaves2)Lenin was very sorry ______ what he did.A.to B.for C.at D.in
1）I am sure he will come to see you before he_______Beijing.
A.is leaving B.leaves
2)Lenin was very sorry ______ what he did.
A.to B.for C.at D.in
1）I am sure he will come to see you before he_______Beijing.A.is leaving B.leaves2)Lenin was very sorry ______ what he did.A.to B.for C.at D.in
1B
2b
两个题都选B
I am sure he will come to see you before he leaves Beijing.
Lenin was very sorry for what he did.
两个都是选B，
1before he_______Beijing.是时间状语从句，前面又是一般将来时，所以用一般现在时，这是一个句型。
2。be sorry for sth 是一个词组
第一题选B，第二题选B ，be sorry for 因。。。而感到抱歉。
1.B 时间状语从句中用一般现在时代替一般将来时。
2.B be sorry for something.
i am sure he will come to see you before he leaves beijing
Lenin was very sorry for what he did
1，主将从现，选b
2，b。为了什么抱歉
1.因为before引导时间状语从句。时间状语从句讲究主句若是将来时，从句用一般现在时；主句若是一般现在时，从句用将来时。遂第一题选B。
2.be sorry for对------感到抱歉；为------而难过。
be sorry to do sth.因做某事而感到对不起。
be sorry +that从句------ 感到不安（难过。遗...
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1.因为before引导时间状语从句。时间状语从句讲究主句若是将来时，从句用一般现在时；主句若是一般现在时，从句用将来时。遂第一题选B。
2.be sorry for对------感到抱歉；为------而难过。
be sorry to do sth.因做某事而感到对不起。
be sorry +that从句------ 感到不安（难过。遗憾） 遂第2题选B
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