历史词
参考答案:
只反映代表某一历史年代的事物,而随着历史变迁早已消亡,一般只在涉及历史事实的作品中偶尔见到的词。
--- Excuse me, I was told I could find Professor Li here.
--- And you ______. Anything I can do for you?
A. have
B. had
C. did
D. do
司机开车上坡前,往往加大油门,以提高车速,这是为了增大汽车的________能。清扫路面垃圾的清洁车,能通过吸尘器将路面上的垃圾吸入车内容器中,清洁车沿街道匀速行驶,在清扫垃圾过程中,车的动能将________(选填“变大”、“ 变小”或“不变”)。