两个小时之内是for two hours 为什么不是in two hours?
两个小时之内是for two hours 为什么不是in two hours?
在两个小时以内是in two hours还是for two hours?
in two hours 和for two hours的区别
two hours' 为什么不是hour's?
I painted it in two hours.我画它花了两个小时的时间、 为什么用In?
持续两小时用英语怎么说last for two hours还是last two hours?
we will leave for Shanghai in two hours.对in two hours提问.()()
two hours
I have math for two hours对画线部分提问(划线部分是for two hours )
in two hours 和in two hours' time的区别
他们已经工作两个小时了.They have been working for two hours.They have w
this program will last two hours.为什么不能用for two hours