After a long while, ( ),because no one knew whether the cave they found ...下列选项哪个正确
题目
After a long while, ( ),because no one knew whether the cave they found ...下列选项哪个正确
After a long while, ( ),because no one knew whether the cave they found was a cache of treasure or a secret deposit of dangerous arms left over from the last war.
A two bold villagers went very cautiously into the cave
B this cave was being very cautiously gone into by two bold villagers
为什么选A不选B
答案
B的时态不对,不应该用过去进行时
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