There 's a teacher _____ with your parents in the teachers' office.
- Why didn’t you buy any bread? - Sorry, I ______.
There ______ some tea and two cakes on the table.
I like mutton, ______ I like beef, too.
- May I use your computer today? - ______.
It’s surprising that Mrs. Liu’s 5-year-old girl ______ speak English so well.