二、单项选择 (共20小题,计20分) 16. Tu Youyou, ____85-year-old Chinese female scientist, won the Nobel Prize on Oct.5,2015. A. a B. an C. the D. / 17. — Can I come today or tomorrow? —_______. I’m busy today and tomorrow. A. Either B. Neither C. Each D. None 18.—Let’s buy some cards for our teachers on Teachers’ Day. —Why not make some ________ hand? It’s much more interesting. A. by B. at C. in D. on 19.—Whose volleyball is this? —It must belong to_______. A. Bob B. mine C. she D. Carla’s 20. He was very successful in his business and all his friends _______him! A. treated B. warned C. punished D. admired 21. Whether I’ll go to Beijing _______the result of the exam. A. prepares for B. cares about C. depends on D. turns on 22.—The 6-year-old boy _______an old person. —How interesting! A. dresses as B. dresses up C. dresses up as D. wears as