—Do you know sound travels very fast? 一Yes. But light travels _________ sound.
My brother is good ______ swimming. A .in B. at C. with
—— _______ do you watch TV? —— Every day. A. How often B. How many C. When
—Whose jacket is this? Is this _______, Kangkang? —Yes, it’s _______.
— What does Michael say in the letter? —He says he wants _____ the Great Wall.
—_____ does she look ____? ——She is short.