I want to know ________you will visit Chengdu on vacation A.where B.who C.if .
—____ —They’re books.
—Good morning. I want to buy two ____. —OK. Here you are.
Jackie Chan is from Hong Kong. He has a ____ mouth and a big nose.
—What does she look like? —____
—Dongdong, ____ toy car is that? —It’s ____.