He asked me ___________ Zhang Hua came to school or not. 

— What would you like to have, meat or fish?

— _____________________.

— Thanks for your help. 

— ____________________.         

— I would like to make an appointment for the meeting. Which day would you prefer, Tuesday or Thursday?

— _________________ 

It's ___________ to point to or talk about strangers in public.

— ___________________

— Once or twice a week.

—Anything else?

—________________

当研究河段的水力学条件为________时，可考虑应用零维水质模型。（ ）

——  What's your present job?

—— _______________________

— Which city has _________population, Beijing, Guiyang or Nanchang?

— Beijing, of course.

— Linda, have a nice holiday!

— ________________________

— Any suggestions for my meeting today? 

— __________________________

—Let’s go and see our teacher on Teachers’ Day.

— _________________________________

依次填入下面横线处的语句，顺序最恰当的一项是（　）。

山里的樱花，远远望去，_____，有娇羞地_____，也有_____，更多的则是_____，独自盛开，和周围的青山、树木、杂草，以及那些不知名的小花_____。

①掩映在树林里的

②大片大片怒放的

③开得格外灿烂

④三三两两地散落着

⑤相映成趣

集中趋势与离中趋势的关系是________。

反映集中趋势的统计量主要有________。

下列哪个选项不属于问卷的作用________。

电动机传动轴横截面上扭矩与转动轴的________成正比。

梁在集中力偶作用截面处________。