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,I'llbewithyounextFridayafternoon.A.BeingconvenienttoyouB.IfyouareconvenientC.IfitisquiteconvenientD.Ifbeingconvenienttoyou请问为什么?B错在哪里?P149/25

题目详情
____,I'll be with you next Friday afternoon.
A.Being convenient to you
B.If you are convenient
C.If it is quite convenient
D.If being convenient to you
请问为什么?B错在哪里?
P149/25
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答案和解析
____,I'll be with you next Friday afternoon.
A.Being convenient to you
B.If you are convenient
C.If it is quite convenient
D.If being convenient to you
答案是C,请问为什么?B错在哪里?
一般不用sb is convenient 而用it is convenient for sb
但是可以用i am convenient
还有就是虽然后面的主语是我 但是前面由于是if条件句 里面的主语用谁都可以
但是A不是条件句 此时主语才必须得是"我"