We have been waiting since 8.00(改为否定句) she has been reading for an hour(对for an hour提问)He has been running since i arrived(对since I arrived提问)谢谢了这些句型转换
问题描述:
We have been waiting since 8.00(改为否定句) she has been reading for an hour(对for an hour提问)
He has been running since i arrived(对since I arrived提问)
谢谢了这些句型转换
答