【单选题】已知某化学反应是放热反应,如果升高温度,则对反应的反应速率系数k和标准平衡常数KӨ的影响将是
【多选题】二、关于人工办理进路说法正确的有?
A.
眼看、手指、口呼,查看道岔整体结构、道岔开通位置、尖轨密贴、缝隙异物,判断道岔位置是否正确。
B.
双机牵引道岔先对第二牵引点断电,再对第一牵引点断电情况确认。
C.
手摇把摇动方向正确,将道岔摇至正确位置,听到落槽声后停止摇动,及时取出手摇把。
【单选题】已知某化学反应是吸热反应,如果升高温度,则对反应的反应速率系数 k 和标准平衡常数 K Ө 的影响是
【单选题】Topic sentence:I easily give up doing my homework. F.Often , in the middle of an assignment , I decide that my shoes need polishing and do that instead of the assignment in front of me.
A.
I always start to feel hungry and go into the kitchen for a snack.
B.
I’ ll leave my studying to investigate any noise I hear.
C.
While I study,I try to listen to the radio with one ear.
D.
For me,physics is the hardest subject.
【单选题】以下哪项不是新入职的员工要积极主动做的事情( )。
C.
细心地检查复印纸、信封等消耗品是否用完,要及时填充
【多选题】Below is a sentence from Shakespeare’s Hamlet , “If your messenger find him not there, seek him i’ the other place yourself.” This sentence reflects the change in ________ in modern English.
C.
process of simplification
【多选题】Which of the following sentences are included in replies of the sentence—“How are you?” ?
C.
Not very well, I’ m afraid.
【单选题】汽车发电机主要由( )、端盖和电刷总成组成
【判断题】升高温度,化学反应的标准平衡常数 K Ө 增大。
【单选题】Choose the best topic sentence. (Topic sentence missing) M y car always smells like exhaust fumes (废气) . I’ ve had two flat tires (扁胎) this year. S ometimes it won ’ t even start (启动) in the morning.
A.
My car smells, has flat tire and won ’ t start.
B.
So it ’ s a time to get a new car.
C.
I have a lot of trouble with my car.