【单选题】Which of the statements is NOT true about Chinese students?
A.
Some of them work during the winter and summer holidays.
B.
It’s not easy for them to change their majors.
C.
Most of them do not start to work until they graduate from school.
D.
They seldom listen to their parents.
【单选题】There were ___ students in class today.
【单选题】A notice was _____ in order to remind the students of the changed lecture time.A.sent upB.given u
A.
6. A notice was _____ in order to remind the students of the changed lecture time. A.sent up
【单选题】---How many students are there in your class? --- ________.
【单选题】None of the students watched it________ .
【单选题】If students are working for free to benefit a business, then it would be ______.
【单选题】下述关于预应力混凝土结构设计的观点,其中( )项不妥。
A.
对后张法预应力混凝土框架梁及连续梁,在满足纵向受力钢筋最小配筋率的条件下,均可考虑内力重分布
B.
后张法预应力混凝土超静定结构,在进行正截面受弯承载力计算时,在弯矩设计值中次弯矩应参与组合
C.
当预应力作为荷载效应考虑时,对承载能力极限状态,当预应力效应对结构有利时,预应力分项系数取1.0;不利时取1.2
【单选题】在回归估计中,给定自变量的取值 ,求得的置信区间与预测区间相比( )。
【判断题】In order to motivate students to write, we should prepare students well before writing. ( )
【单选题】在回归估计中,给定自变量的取值x0,求得的置信区间与预测区间相比