正确答案: B
增长型
题目:一个种群的年龄锥体呈下宽上窄的金字塔形,则该种群的年龄结构属于( )
解析:B
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举一反三的答案和解析:
[单选题]
gentleman
解析:老人回答说:她叫狗脸。第一句就提到Mr.。
[单选题]列宁说“从物到感觉和思想”与“从思想和感觉到物”,是( )
唯物论和唯心论的对立
解析:C【解析】本题考查对唯物主义和唯心主义认识路线的理解。“从物到感觉和思想”主张物质第一性、意识第二性,是唯物主义认识路线,“从思想和感觉到物”主张意识第一性、物质第二性,是唯心主义认识路线。
[单选题]正常成人每24h的原尿可达( )
180L
[单选题]According to the passage, parents can help their children communicate by____.
encouraging their interest in other children
[多选题]It is a terrible illustration of man &39; s weakness to nature ,and the tsunami(海 啸) that struck the Japanese coast in March, 2011 has illustrated the difficulty of fighting against natural disasters, even for a prosperous nation.
解析:问题 1 答案解析:C问题 2 答案解析:D问题 3 答案解析:B问题 4 答案解析:C问题 5 答案解析:C
[单选题]心交感神经对心脏的兴奋作用,可被下列哪一种受体的颉颃剂所阻断( )
B1肾上腺素受体
[单选题]The king was glad to know that Sissa only wanted some wheat because ______.
both A and B
解析:此题为细节信息归纳和逻辑推理题。其中关键词是king..glad..wanted... wheat。应注意不要急于下结论,以免漏掉相关信息。第1段第3句To the king's surprise,what Sissa wanted seemed very little.第2段第2句You might have asked for gold or money,说明the king认为 wheat既B不多,也A不贵。故D项是正确答案。