在塌方处模筑衬砌背后与塌穴洞孔周壁间必须紧密支撑，当塌穴较大_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题多项选择题

在塌方处模筑衬砌背后与塌穴洞孔周壁间必须紧密支撑，当塌穴较大时可用( )回填，厚度宜为2m。

A．浆砌片石

B．干砌片石

C．加气砂浆

D．混凝土

答案

参考答案：A

单项选择题

某公司2009年初所有者权益总额为1360万元，当年实现净利润450万元，提取盈余公积45万元，向投资者分配现金股利200万元，本年内以资本公积转增资本50万元，投资者追加现金投资30万元。该公司年末所有者权益总额为（）万元。（2010年）

A．1565

B．1595

C．1640

D．1795

填空题

Questions

·Read the following passage and choose the best word for each space.
Do you want to send an e-mail message to the White House
Good luck.
In the past, (26) President Bush — or at least those assigned to read his mail — what was (27) your mind it was necessary only to sit down at a personal computer connected to the lnternet and (28) a note to president@ whitehouse.gov.
But this week, Tom Matzzie, an online organizer with the A.F.L.-C.I.O., discovered that (29) with the White House had become a bit more (30) . When Mr. Matzzie sent an e-mail protesting (31) a Bush administration policy, the message was bounced back With an automated reply, saying he had to send it again in a new way.
Under a system (32) on the White House Website (33) the first time last week, those who want to send a message to President Bush must now (34) as many as nine Web pages and (35) a detailed form that starts by asking whether the message sender supports White House policy (36) differs with it.
The white House says the new e-mail system is an effort to be more responsive (37) the public and offer the administration "real time" access (38) citizen comments.
Completing a message to the president also requires (39) a subject from the provided list, then entering a full name, organization, address and e-mail address. (40) the message is sent, the writer must wait for an automated response (41) his message, (42) whether the addressee intended to send the message. The message is delivered to the White House only after the person using that e-mail address (43) it.
"Over (44) , it’s a very cumbersome process," said Jakob Nielsen, an authority on Web design. "It’s probably designed deliberately to (45) on their e-mail.\

A. cut off B. see off C. dash off D. give off