自己翻译的,参考一下.
1.他明天是否能来仍然是个问题.（主语从句）
Whether he is coming or not still remains unknown.
2.我们将在何时出发还没决定.（主语从句）
When we will start off is not finalized yet.
3.上周他突然病倒,这使我们感到吃惊.(主语从句)
It surprised us that he laid up last week.
4.你知道她们在等谁么?（宾语从句 ）
Do you know who they are waiting for?
5.他和他的同学不同的地方在于他把他的课余时间用在读书上.(宾语从句 in that)
The difference between him and his classmates lays in that he spends his spare time on reading.