【单选题】In C, if I want to input a floating point number to variable ‘celsius’',, which of the following statements should I use?( )
A.
scanf("%d", &celsius);
B.
scanf("%f", &celsius);
C.
scanf(" %f", celsius);
D.
printf(" %f", celsius);
【单选题】以下关于电池的概念中,属于构成电池的最基本单元的是
【多选题】If I want to get higher score in the writing task, I will have to:
A.
make the main points correct and accurate
B.
make my personal view clear and persuasive
C.
make the structure of my writing coherent and logic
D.
use punctuations and capitalizations correctly
E.
avoid grammatical mistake
【简答题】(10分)一氧化碳是一种重要的化工原料。 (1)高炉炼铁中发生的反应之一是: FeO(s)+CO(g) Fe(s)+CO 2 (g) △H=-1kJ/mol。 温度升高,化学平衡移动后达到新的平衡,高炉内CO 2 和CO的体积比将 (填“增大”、“减小”或“不变”)。 已知1100℃时,该反应平衡常数K=0.263,现测得高炉中(CO 2 )=0.025mol/L,c(CO)=0....
【判断题】朗读中表达爱意时适合用气满声高的方式,表达更为强烈。
【单选题】以下关于电池的概念中,属于构成电池组的最基本单元的是()
【判断题】朗读中表达爱意时适合用气满声高的方式,表达更为强烈。
【单选题】I want to know if I need to complete a FAFSA form. in order to be______for any type of financial aid.
【单选题】If I want to summarize something, which phrase can I use to begin the summary?
C.
The nut of the matter is…
【单选题】—How about talking with others in English if I want to learn English? —In my opinion, ________.
B.
it comes into question