明尼苏达多相人格调查表（MMPI）最初是根据什么需要编制的（） A.心理学应用 B.

民主集中制是我国国家机构组织和活动的重要原则。下列体现这一原则的政治现象有（   ）

①某村召开村民大会，由村民投票选举村委会主任 

②某县县长在县人大常委会会议上作书面述职报告 

③某市市委决定逐步扩大基层党组织公推直选范围　 

④某省省政府要求全省各地贯彻落实科学发展战略  

A．①②

B．①③

C．③④

D．②④

经纬仪视准轴检验和校正的目的是（）

A.使视准轴垂直横轴

B.使横轴垂直于竖轴

C.使视准轴平行于水准管轴

D.使视准轴平行于横轴

根据句意,选择单词的正确形式填空。

1. He said he        (is/was)going to the park.

2. Tom told me he       (will/would)call me the next day.

3. Jack said he        (goes/went) to the beach every day.

4. Kate said she       (can/could) finish it on time. .

5. He said,"My brother       (is/was) not here two years ago, but he (is/was) here now. "

—She joined a football team last fall and was recently made captain.  

—Never _____ she'd ever have that much energy.

A．I had thought

B．I would have thought

C．could I have thought

D．will I have thought

门式钢管脚手架的主要构件由（）焊接组成。

A.立杆

B.横杆

C.加强杆

D.连接棒