一How long do you do exercise?一____________.
—____—Yes, I am.
Mary and Joy are ____ Class One. They are ____ the USA.A. from; in B. in; fromC. to; from D. in; to
—___, are you Ben?—No, I’m not. I’m Peter.
It’s too hot, would you mind the windows?
It’s very important for the students English well.