I don’t want to read this book. There is _______ in it.

The first day of school, my teacher says “I” ____a word in English.

In English “67” is ___________.

Sun Tao has had a_______ English course, but he still doesn’t know

Look! The light is still on. Is Mr Wu working in his office？—No, it _____ be Mr Wu. He has gone to Nanjing for a meeting.