if you are catching a train,you__comfortably early than.A.will be better to beB.had better be 这句话中为什么选b,不选A

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ifyouarecatchingatrain,you__comfortablyearlythan.A.willbebettertobeB.hadbetterbe这句话中为什么选b,不选Aifyouar

if you are catching a train,you__comfortably early than.A.will be better to beB.had better be 这句话中为什么选b,不选A
if you are catching a train,you__comfortably early than.A.will be better to be
B.had better be
这句话中为什么选b,不选A

if you are catching a train,you__comfortably early than.A.will be better to beB.had better be 这句话中为什么选b,不选A
had better +动词原形,"最好做某事" ,一般没有时态的变化,
if 条件句中是用现在进行时表将来动作.
句意:如果你想赶火车,你最好提早赶到车站.
因此选B不选A.

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神马?答案错了吧~