第三节展望词汇(共15小题;Ⅰ每小题1分,满分15分) I根据英文释义填写适当的单词,单词首字母已给出。 51 s______________ adv. attractively 52 s______________ n. a very tall modern city building 53. t______________ n. a vehicle for passengers, whick travels along metal tracks in the street 54. e______________ adj. very big in size or in amount 55. n______________ v. to keep asking someone to do something,or to keep complaining to someone about their behaviour, in an annoying way