侧垂面的H投影________。
— Which city has _________population, Beijing, Guiyang or Nanchang?
— Beijing, of course.
— I would like to make an appointment for the meeting. Which day would you prefer, Tuesday or Thursday?
— _________________
高斯投影属于________。
在三面正投影中，同一物体的三个投影图之间具有________关系。
点、直线、平面的正投影图不包括以下哪种特性。________。
侧垂面的H投影________。
投影可以分为两大类，中心投影和________。
点的两面投影连线与相应投影轴的关系是________。
点在直线上，点的投影仍在直线的投影上，这是正投影的________。
对高程测量，用水平面代替水准面的限度是________。
一点到两目标的方向线垂直投影到水平面上的夹角称为：________。
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?
— _________________
It's ___________ to point to or talk about strangers in public.
— ___________________
— Once or twice a week.
—Anything else?
—________________
— 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.
— _________________________________
一般来说，放在问卷最后面的问题是________。
在下面的描述中，正确的是________。
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