Look, the lights in the room don’t . Someone must forget .

Now more and more children leave their parents whenthey grow up. It makes the old feel.

My brother and I will go to the library tomorrow.—. Shall we gotogether

Excuse me, teacher, can I ask you something about the last class I didn’t quite understand it.–Sure! Please feel _________to ask me anything!

To watch the sun rise. Many people __________ the top of Mount Tai early.