正确答案: D

You should ask the doctor for advice.

题目：What should you do ff your child is under six years old?

解析：解析：本题的依据句为“For children under six years old consult your doctor.” consult your doctor=ask your doctor for advice，与D选项意思一致。其他选项内容属于错误信息。

查看原题

举一反三的答案和解析：

[单选题]Most of the people who appear most often and most gloriously in the history books are great conquerors and generals and soldiers, whereas the people who really helped civilization forward are often never mentioned at all. We do not know who first set a broken leg, or launched a seaworthy boat, or calculated the【31】of the year, or manured a field; but we know【32】about the killers and destroyers. People think a great deal of them, so【33】so that on all the highest pillars in the great cities of the world you will find the figure of a conqueror or a general or a soldier. And I think most people believe that the greatest countries are【34】that have beaten in battle the greatest number of other countries and ruled over them as conquerors. It is just possible they are,【35】they are not the most civilized. Animals fight; so do savages; hence to be good at fighting is to be good in the way in【36】an animal or a savage is good, but it is not to be civilized. Even being good at getting other people to fight for you and【37】them how to do it most efficiently — this, after all, is【38】conquerors and generals have done -- is not being civilized. People fight to settle quarrels. Fighting means killing, and civilized peoples ought to be able to find some way of settling their disputes other【39】by seeing which side can kill off the greater number of other side, and then【40】that that side which has killed most has won.

length

解析：解析：length of the year意思为“一年的天数(时间长度)”；其他选项意思与语境不相符合。

[单选题]

B． these C． ones D． some 正确答案：A解析：由于后面有一个定语从句，C选项前面要加定冠词才对；B和D选项不符合语法要求，只有A选项正确。

thoseB． these

解析：解析：由于后面有一个定语从句，C选项前面要加定冠词才对；B和D选项不符合语法要求，只有A选项正确。

[单选题]

B． talking C． saying D． mumbling 正确答案：C解析：此处需要一个及物动词。A和B后需要跟介词about，只有C正确。

saying

解析：解析：此处需要一个及物动词。A和B后需要跟介词about，只有C正确。

[单选题]Medicine Directions

six tablets a day

解析：解析：本题的依据句为“Do not exceed six tablets in twenty-four hours”，意思为“24小时之内(一天)不能超过6片药”，与C选项意思相符。其他选项在文章中没有出处。

[单选题]At the foot of the mountain ______.

stood a village

解析：解析：当句首状语是表示地点、处所的介词短语时，要引起全部倒装。D选项的错误在于其单词后没有加s。

[单选题]In the last sentence, the word "bust" most probably means ______.

the upper part of one's body

解析：解析：应该正确理解出现本词汇的最后一个句子“A few even accepted commissions to make busts of prominent citizens.”B选项的意思为“自画像”，和C以及D的意思与句子的语境意义不符。本句话的意思为“一部分木雕师甚至接受任务给名人做上半身塑像”。

[单选题]Connie: Are you doing pottery? It looks like fun! Frank: ______ ? Connie: Boy, would I? Thanks.

Would you like to try it

解析：解析：从Connie的惊喜反应到致谢，可以推断Frank可能给她机会试一试，其他选项与 Connie的反应不相符。

[单选题]How many tablets should one take before he goes to sleep?

two

解析：解析：本题的依据句为“For maximum nighttime and early morning relief，take two tablets at bedtime.”B选项可以得到确认。