第20题: [单项选择]This bridge is ______ that one. A. four times as long of B. as four times as C. four times as long as D. long four times of 参考答案:C 答案解析:这座桥是那座的四倍长。比较的顺序是倍数+as+形容词/副词+as。
第36题:[单选题]When the A/C flies from one airmass into another, an airmass with different_______properties may be expected. A.density and moisture B.moisture and temperature C.temperature and pressure D.pressure and formation 参考答案:B