搜题请搜索小程序“爱下问搜题”
问题 单项选择题

安定（）

A.在碱性条件下水解，水解产物可发生重氮化偶合反应

B.与升汞试液反应生成白色沉淀，不溶于过量氨试液

C.与三氯化铁反应显红色

D.与吡啶-硫酸铜试液作用显绿色

E.与吡啶-硫酸铜试液作用显紫色

答案

参考答案：A

单项选择题

A recent poll indicated that half the teenagers in the United States believe that communication between them and their parents is (1) and further that one of the prime causes of this gap is (2) listening behavior. As a(an) (3) in point, one parent believed that her daughter had a severe (4) problem. She was so (5) that she took her to an audiologist to have her ear tested. The audiologist carefully tested both ears and reported back to the parent:"There’s nothing wrong with her hearing. She’s just (6) you out. "

A leading cause of the (7) divorce rate (more than half of all marriages end in divorce) is the failure of husbands and wives to (8) effectively. They don’t listen to each other. Neither person (9) to the actual message sent by the other.

In (10) fashion, political scientists report that a growing number of people believe that their elected and (11) officials are out of (12) with the constituents they are supposedly (13) Why Because they don’t believe that they listen to them. In fact, it seems that sometimes our politicians don’t even listen to themselves. The following is a true story: At a national (14) conference held in Albuquerque some years ago, then Senator Joseph Montoya was (15) a copy of a press release by a press aide shortly before he got up before the audience to (16) a speech. When he rose to speak, (17) the horror of the press aide and the (18) of his audience, Montoya began reading the press release, not his speech. He began, "For immediate release. Senator Joseph M. Montoya, Democrat of New Mexico, last night told the National... " Montoya read the entire six page release, (19) with the statement that he "was repeatedly (20) by applause.

19（）

A.conclude

B.to conclude

C.concluding

D.concluded
查看答案
单项选择题

对中等液化场地中的乙类建筑进行抗震设计时，应采用（）抗液化措施。

A.不必消除液化沉陷 

B.部分消除液化沉陷 

C.部分消除液化沉陷且对基础及上部结构处理 

D.对基础及上部结构进行处理
查看答案