二冲程柴油机是（）个冲程（曲轴旋转一周）完成一个工作循环。

我国古代“立子以贵不以长，立嫡以长不以贤”，该制度的最大特点是：（  ）

A．嫡长子继承制

B．王位世袭制

C．君主任命制

D．土地国有制

用括号内所给词的适当形式填空。

1. In China we can see many people enjoying their _____ (业余爱好).

2. He goes to the English Club _____ (两次) a week．

3. I often go to my _____ (祖父母) home on Sundays.

4. Excuse me, are you in _____ (年级) Three?

5. At the weekend,my family usually go _____ (跑步) for half an hour．

6. _____ (或许) he knows the answer to the question．

7. Kate and I often go swimming _____ (一起) on Monday．

8. There are a lot of _____ (游泳者) in the new swimming pool.

9. Some children enjoy _____ (打扮) up on that day.

10. Do you know a cartoon movie _____ (叫做) Kungfu Panda?

简述个案研究需要收集的资料。

竣工结算的方式有（）．

A．施工图预算加签证的结算方式

B．施工图预算加系数包干的结算方式

C．平方米造价包干的结算方式

D．招、投标的结算方式

分项详细估算法是对流动资产和流动负债主要构成要素分项进行估算，其中流动资产包括（）。

A.预收账款

B.预付账款

C.应收账款

D.应付账款