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【简答题】
读右面图5，甲、乙、丙、我国四大地理区域，回答第下列题。（9分） （1）右图中山脉起着地势阶梯分界作用的是（ ） A．① ② B．③ ⑤ C．① ④ D．① ③ （2）乙地区中的②指的是 山脉。 （3）在区域，自东至西的植被景观变化很大，造成这 种景观形成的主导因素是 。 （4）诗句“听起蛙声一片”最有可能描写的是图中 地区（填字母） （5）区域丙最突出的自然特征是 ，该地区是长江、澜沧江、 的发源地，被称为三江源。 （6）区域丁地形以 为主，农业适宜发展 业。该地区夏季受季风的影响最容易出现的自然灾害是
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举一反三
【单选题】In the last paragraph, the author tries to justify his conclusion by
A.
reducing to absurdity.
B.
making an comparison.
C.
giving an example.
D.
explaining a phenomenon.
【单选题】In the passage, the author tries to tell us purely entertainment programs similar to the classic 'Bewitched'______.
A.
are as good as those in the U.S.
B.
have been seen on many government-controlled networks
C.
are as gray and dismal as the uninformed might unnecessarily visualize
D.
are not as gloomy as the uninformed might unnecessarily visualize
【单选题】What conclusion can we draw from the passage?
A.
The author tries to tell the readers how important the language is.
B.
The author intends to explain the significance of culture in global communication.
C.
The author thinks his mistake is only an awkwardness in his everyday life.
D.
The author wants to illustrate what the sentence 'Don't use thanks' means.
【简答题】黄酮类化合物常用提取方法有（）法，（）法。用溶剂提取法提取黄酮类化合物，若原料为叶或种子时，可用石油醚处理除去（），（），（）等脂溶性杂质。也可在浓缩的提取液中加多倍量的浓醇，除去（），（）等水溶性杂质。
【简答题】By asking these fundamental questions, the author tries to persuade us to change our view on ________.
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