用所给词的正确形式填空If you ____ (want) to catch the first bus,you (ge
用所给词的正确形式填空
If you ____ (want) to catch the first bus,you (get) up early.
This room ____(clean) yesterday.
The table ____(cover) with books.
---Why ____ he ____(come) yesterday?
---He must____ (be) busy.