an hour ago和an hour later有什么区别?
an hour ago和an hour later有什么区别?
half an hour 和a half hour有什么区别?
half an hour later
请问一下an hour later 和 after an hour的区别是什么啊
after an hour ,an hour later用法有何区别呢
for an hour 和an hour有什么不同.
half an hour ago 什么意思?
an hour later 还是Late
an hour early 和 an hour earlier 的区别?
in an hour和within an hour的区别
spend an hour on ……和spend an hour in……有什么区别?如题
We talked___half an hour ago