Yangzi River is the first _______ river in China. A. bigger B. big C. biggest
—What do you _____ talk shows? —I love them.A. think about B. think of C. think
—_________ cups of yogurt do you need? —Two cups, thank you. A. How many B. How much C. How
My brother is ______ than me.A. outgoing B. more outgoing C. the most outgoing
—Where did you go _____ vacation? — I went to Hong Kong.A. for B. in C. on
—_______does he go shopping? — Twice a week.A. How often B. How C. How long