技师在检查中发现两后轮制动鼓中都存在齿轮油,最可能的原因为()
A.后桥通风口堵塞
B.后桥通风口泄漏
C.制动分泵泄漏
D.制动底板破裂
参考答案:A
The Arabian Nights _____ well known all over the world, in which many a story_____ interesting and instructive.
A.is; are
B.are; is
C.are; are
D.is; is
诗文默写。(每小题1分,共8分)
①山际见来烟, ②马上相逢无纸笔,
③ ,明月来相照。④ 此夜曲中闻折柳, 。⑤有诗云:“醉卧沙场君莫笑,古来征战几人回”,《木兰诗》中有相似的诗句是: , 。⑥《峨眉山月歌》中描写月夜景色的连续两句: , 。