【单选题】What is the number of credit hours for a BA in literature?
【单选题】The average number of hours of sleep that an adult needs is ______.
A.
approximately six hours
【单选题】与湿热消毒灭菌法相比,干热的特点是( )
【单选题】The average number of hours of sleep that a child needs is 10 hours,while an adult needs is 7 hours. The average number of hours of sleep that an adult needs is _____.
A.
approximately six hours
【单选题】在北半球的( ),天气系统一般是自西向东移动的。
【单选题】The average number of hours of sleep that an adult needs is .
A.
approximately six hours
【简答题】The average number of hours of sleep that a child needs is 10 hours,while an needs is 7 hours. The average number of hours of sleep that an needs is _____.A. approximately six hours B. ...
【单选题】与湿热消毒灭菌法相比,干热法具有的特点是