问题 选择题

下列说法中错误的是(  )

A.干冰不是冰

B.烧碱不是碱

C.铅笔不含铅

D.水银不是银

答案

A、干冰是固态二氧化碳的俗称,冰是固态水的俗称,故干冰不是冰说法正确;

B、烧碱是氢氧化钠的俗称,氢氧化钠属于碱,故B说法错误;

C、铅笔芯的主要成分是石墨,故铅笔不含铅说法正确;

D、水银是金属汞的俗称,故水银不是银说法正确;

故选B

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.

5()

A.believing

B.convinced

C.assured

D.doubtless

多项选择题