it’s good for you to read some books __________Chinabefore you start your trip there

Isn’t that your teacher over there? —No, it ______ be him. I’m sure he doesn’t wear glasses.

78. I didn’t sleep well last night because it was too _______ outside.

The food here is nice enough—My friend________me a right place

I didn ‘t see her in the meeting-room this morning. She ______ at the meeting. [ ]