问题描述：
all but one ( ) here just now
a is b was c were d are
选B吧 单数 just now 刚才 过去时
a is b was c were d are
选B吧 单数 just now 刚才 过去时
问题解答：
我来补答展开全文阅读
问题描述：
问题解答：
我来补答