【判断题】热力学第一定律表明:对于一个循环过程,外界对系统作的功一定等于系统传给外界的热量。
【简答题】The discovery of the new evidence led to ______. A. the thief having caught B. catch the thief C. the thief being caught D. the thief to be caught
【判断题】当用户关闭某个图层后,该层上的对象将不会显示在绘图区中,而且不能被打印输出。( )
【单选题】What discovery have US scientists made?
A.
The discovery of gravitational waves.
B.
The discovery of two black holes.
C.
The discovery of what happened after the universe began.
D.
The discovery of how the universe expanded.
【单选题】下列表述中,正确的是( )。
A.
热力学第一定律只适用于热力学系统的准静态过程。
B.
在 T-V 图上任意一线段下的面积,表示系统在经历相应过程所作的功。
C.
置于容器内的气体,如果气体内各处压强相等,或气体内各处温度相同,则这两种情况下气体的状态一定都是平衡态。
D.
热力学第一定律表明:对于一个循环过程,外界对系统作的功一定等于系统传给外界的热量。
【单选题】According to the news, what may be significance of the discovery?
A.
The discovery may determine the way some information travels inside the body.
B.
The discovery may prove useful in strengthening the teaching in Medical Schools.
C.
The discovery may help find treatments for serious conditions and diseases.
D.
The discovery may win a large amount of funds for the development of the two Medical Schools.
【简答题】The best title for this passage is [A] The Discovery of Magellan's Strait. [B] The Discovery of the Philippines. [C] The Most erous Expedition in Navigation. [D] The First Expedition to Asia.
【单选题】The best title for this passage is
A.
The Discovery of Magellan's Strait
B.
The Discovery of the Philippines
C.
The Most Dangerous Expedition in Navigation
D.
The First Expedition to Asia