________ their luggage, the touristshurried t

(1)【◆题库问题◆】：[单选] ________their luggage, the touristshurried to the airport．
A．Packed
B．After packed
C．Having packed
D．Packing

【◆参考答案◆】：C

【◆答案解析◆】：Having done sth表示该动作发生在其他动作前。选项C是正确的。【句子大意】收拾好行李，游客急急忙忙奔向机场。

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(2)【◆题库问题◆】：[单选] 李密的《陈情表》是一篇（　　）
A．书信
B．小说
C．辞赋
D．奏疏

【◆参考答案◆】：D

【◆答案解析◆】：【答案】D 【解题思路与技巧】 表，古代的一种文体，属于奏议一类，是臣民对君主陈请事情的文书。这篇就是西晋时李密给武帝的奏疏。李密，蜀汉时为尚书郎。蜀亡后，晋武帝征他为太子洗马，逼迫甚急，他以祖母年老多病，无人奉养为由，推辞不就。此表就是向武帝陈说这一理由的。因此选择D项。

·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。

(3)【◆题库问题◆】：[单选] 白细胞分类中，分叶核细胞的百分比为（　　）
A．20%～50%
B．30%～60%
C．40%～70%
D．50%～80%
E．50%～70%：

【◆参考答案◆】：E

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(4)【◆题库问题◆】：[单选] 受五四新思潮的冲击，巴金最先接受了什么思想的影响?（　　）
A．革命民主主义
B．俄国民粹派
C．马克思主义
D．自由主义

【◆参考答案◆】：B

【◆答案解析◆】：【答案】B

·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。

(5)【◆题库问题◆】：[多选] 颈动脉窦压力感受器敏感的人，适当压迫后可以出现（　　）
A．心交感神经传出冲动减少
B．血压下降
C．心率减慢
D．心迷走中枢紧张性增加
E．窦神经的传入冲动增加

【◆参考答案◆】：A,B,C,D,E

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(6)【◆题库问题◆】：[单选] 民事行为无效，其无效的含义是什么 （　　）
A．没有任何法律效力
B．自始不发生任何法律效力
C．在当事人之间不发生权利义务关系
D．行为人之意思表示无法律效力

【◆参考答案◆】：D

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(7)【◆题库问题◆】：[单选] 根据下列短文，回答{TSE}题。　　Despite the fact that today viruses(病毒)are known to cause cancer in animals and incertain plants，there exists a great reluctance to accept viruses as being of importance in humancancer．Basic biological phenomena generally do not differ strikingly as one goes from one spe—cies to another．It should be recognized that cancer is a biological problem and not a problemthat is unique for man．Cancer originates when a normal cell suddenly becomes a cancer cellwhich multiplies widely and without apparent restraint．Cancer may originate in many differentkinds of cell，but the cancer cell usually continues to carry certain traits(特性)of the cell of origin．The transformation of a normal cell into a cancer cell may have more than one kind of causE．but there is good reason to consider the relationships that exist between viruses and cancer．　　Since there is no evidence that human cancer，as generally experienced，is infections，manypersons believe that because viruses are infections agents they cannot possibly be of importancein human cancer．However，viruses can mutate(突变)and examples are known in which a vi．rus that never kills its host can mutate to form a new strain of virus that always kills its host．Itdoes not seem unreasonable to assume that an innocuous(无害的)latent(潜伏的)virus mightmutate to form a strain that causes cancer．Certainly the experimental evidence now available isconsistent with the idea that viruses as we know them today，could be the causative(引起……的)agents of most，if not all cancer。including cancer in mall．{TS}Cancer should be considered to be a biological problem rather than a medical one because_________．
A．viruses are known to cause cancer in animals
B．at present，human cancer is not believed to be contagious(传染的)
C．there are many known causes for the transformation of a normal cell to a cancer cell
D．results of experiments on plants and animals do not vary greatly from species to species

【◆参考答案◆】：D

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(8)【◆题库问题◆】：[单选] 心率加快时，心动周期就会缩短，其中缩短最明显的是（　　）
A．心房收缩期
B．心房舒张期
C．心室舒张期
D．心室收缩期
E．心房舒张期和心室舒张期

【◆参考答案◆】：C

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(9)【◆题库问题◆】：[单选] 下面等式正确的是（　　）．
A．
B．
C．
D．

【◆参考答案◆】：A

【◆答案解析◆】：将式中的微分计算出来，比较左、右两边的式子，可知选项A正确．

·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。·ℳ°．·※°∴ ╰☆╮ 。

(10)【◆题库问题◆】：[单选] 在空间直角坐标系中，方程x2-4(y-1)2=0表示
A．两个平面
B．双曲柱面
C．椭圆柱面
D．圆柱面

【◆参考答案◆】：A