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

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

— _____________________.

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

— _________________ 

— ___________________

— Once or twice a week.

当研究河段的水力学条件为________时，可考虑应用零维水质模型。（ ）

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

— Beijing, of course.

经济学有一个理论假设，即________。

帝国主义奴役中国的社会基础是________。

中国革命统一战线的基础是________。

市场调查是进行________的基础。

在一截面的任意点处，正应力σ与切应力τ的夹角________。

各项同性假设认为，材料内部各点的________是相同的。

计算机网络是计算机与________结合的产物。

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

— Beijing, of course.

计算机的中央处理器只能直接调用____________中的信息。

个人计算机内存的大小主要由____________决定。