【单选题】C语言规定:任何非0值都为“真”,只有0才为“假”,下列哪个结果是"真"
【单选题】飞机上升和下降时,乘务员嘱乘客作吞咽动作,其意义在于
【单选题】According to the passage, interdisciplinary studies are characterized by all the following EXCEPT that ______.
A.
they involve the joint efforts of scholars from different disciplines
B.
they depend on the knowledge of different disciplines
C.
they promote academic contact among people from different disciplines
D.
they represent a newly emerging movement as against specializations
【判断题】The English in the end conquered all the invading languages and is used by all the classes in the country.
【单选题】飞机上升和下降时,乘务员嘱乘客作吞咽动作,其意义在于
【单选题】The teacher gave the students extra work because she was ______ by all the noise and talking in the classroom.
【单选题】下列哪个结果是系统的广义能量?(T0、T1和T2分别是动能对于广义速度的零次、一次和二次齐次函数部分的结果)