【单选题】The funny toy monkey ________ Sandy five dollars. [ ]
【单选题】How often should the buses leave?
C.
Every fifteen minutes.
【单选题】Sandy used to eat fast food. But now she _______ eats them. So she is becoming much healthier.
【判断题】液压油的黏度随温度变化的性质称为 黏温特性。
【单选题】Sandy used to eat fast food. But now she _______ eats them. So she is becoming much healthier.
【简答题】Section D 听力原文: Every year a large number of young people leave school and begin work. Some obtain jobs on farms or in industry. Others accept positions in the government services. Many seek post in b...
【判断题】相对误差比绝对误差能更好地反映测定数据的准确度。
【单选题】What does it mean by 'Buses leave every hour on the hour'?
A.
Buses leave every two hours.
B.
Buses leave every one and half hours.
C.
Buses leave every hour such as nine o'clock, ten o'clock, and so on.