问题描述：
两个英语小问题
在这时,在那时是用in this time、in that time还是用at this time、at that time呀?
American English is still widely spoken and taught here.这句话中,spoken和taught为什么用过去式呀,还是说是被动语态的意思?我说American English is still widely speaking and teaching here.可以吗?
谢谢各位学长学姐啦~~
问题解答：
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