---Do you have a ping-pong ball? --- A.Yes,I do B.Yes,I don’t. C.Yes,I am. .
----Please open the window, Daniel. ----_________? I can’t hear you well.
---I think watching __________ TV is bad for our eyes. ---Me too.
—______ he ______ from the USA? ---No, he ______.
His son often ______with me after school.
—How do you go to school every day? ---________.