1.He will be back in ten days.空空空he be for?2.These visitors stayed here for half a month .空空空these vistors 空 here
问题描述：
1.He will be back in ten days.
空空空he be for?
2.These visitors stayed here for half a month .
空空空these vistors 空 here
答
How long will he be for?
How long did these vistors stay here?
答
他会在10天之内回来.
这些游客会停留在这里半个月.
答
1. How many days will he be back for?
2. How long did these visitors stay here?
答
How long will
How long did stay
答
He will be back in ten days.他会在十天内回来.
These visitors stayed here for half a month .这些旅客在这里呆了半个月.
一楼的" 这些游客会停留在这里半个月" 是将来时.但原句是过去时啊.
答
When will he be back?
How long did these vistors stay here?