Fill in the blanks(用所给单词的适当形式填空,每线词数不限):
1. We often ______________ (do) exercises at ten o’clock in the morning. But now we ______________ (dance).
2. ___________ ( be) there any apples on the desk? ________ (be) some apple juice in the bottle.
3. --- How many coats ___________ Mary ________ (have)?
---She ________ (have ) three,
4. Look at the __________ (bank). __________ (they) windows are tall.
5. There _______ (not be) any milk in the glass. Let’s _____ (buy) some now.