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问题 选择题

It is generally considered unwise to give a child_______ he or she wants.

A．however

B．whatever

C．whichever

D．whenever

答案

答案：B

 whatever引导宾语从句，在从句中作wants的宾语，用whichever引导，则表示"任何哪个"，与题意不符，A

简答题

价值判断

下列各题的叙述中，都包含一定的价值标准或者是行为标准，请予以判断，在括号内写明“正确”或“错误”，并简要说明理由。

1．我们现在的主要任务是学习，没有经济来源和负担能力，孝敬父母主要表现在努力学习上，关心体贴父母是将来的事情。

判断：                                                                                                                                                 

理由：                                                                                                                                                 

2．青少年学生要自觉履行维护民族团结的义务。

判断：                                                                                                                                                

理由：                                                                                                                                                

3．阿豪说：“在与别人交谈时，我们要十分留意、倾听他人的发言，自己要一言不发。”

判断：                                                                                                                                               

理由：                                                                                                                                               

4．试卷发下后，你发现多加了10分，主动告诉老师。

判断：                                                                                                                                               

理由：                                                                                                                                                

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选择题

下列实验能获得成功的是（　　）

A．用上图所示装置，无水乙酸和乙醇共热制取乙酸乙酯

B．将铜丝在酒精灯上加热后，立即伸入无水乙醇中，铜丝恢复原来的红色

C．用乙醇从碘水中萃取碘

D．淀粉用酸催化水解后的溶液加入新制银氨溶液，水浴加热，可看到有银镜出现
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