–We can use this special pen to record or take pictures. –Really? Will you please show me _______ it? A. how to use B. what to use C. why to use
It’s difficult for me ______ to school.
Jeff goes to work _______ and his wife goes to work ______ .
Here____ some of your books.
Tom often eats _____ good breakfast ____ the morning.
—_______ do you eat breakfast? —At seven-thirty.