--- Is Mr black really ill?---_________. He’s in hospital.
一Excuse me, but where’s Mrs. Liu? I want to ask her for some advice.一She the library. You can find her there.
Lily’s never been to Hainan, ________ she?
Have you returned the book to him _______? Yes, I have______ returned it.
The windows after school is over.
This morning I went to school in a hurry I left my notebook at home.