尿量增多而比重增高的是（）。
A.尿崩症
B.糖尿病
C.慢性肾炎
D.急性肾炎
E.休克
参考答案：B
读一读，选词填空。
1. It's time ____________ (to / for) go to school.
2. It's time ____________ (to / for) go home.
3. What time ____________ (is it / are they)?
4. I can see two ____________ (clock / clocks).
5. School is ____________ (over / ready).
矩形砖柱的组砌要求有哪些？
