Excuse me, ______ do you say that in Chinese?

I don’t know when he _______ tomorrow, when hetomorrow ,I will tell you.

What do you think of the four classics (名著)of China?－I hear that they are wonderful, but I’ve read _______ of them.

Lin Tao is _____Chinese and Jim is _____American boy.

The man in a black suit _______ be our youth worker. — I’m sure it _____ be him. I saw him in the laboratory building some minutes ago.