已知△ABC的顶点为A(-4，1)，B(1，-1)，C(3，4)，则△ABC是（　　） (A)锐角三角形(B)直角三角形

(1)【◆题库问题◆】：[单选] 已知△ABC的顶点为A(-4，1)，B(1，-1)，C(3，4)，则△ABC是（　　） (A)锐角三角形(B)直角三角形 (C)等边三角形(D)等腰三角形

【◆参考答案◆】：D

(2)【◆题库问题◆】：[单选] 所有权人有权向第三人追索原物的情况有（　　）
A．原物由合法占有人非法转让给第三人，第三人支付价金的
B．原物由非法占有人非法转让给善意第三人，第三人支付价金的
C．原物由非法占有人转让给恶意第三人，原物灭失的
D．原物由拾得人有偿转让给善意第三人的

【◆参考答案◆】：D

(3)【◆题库问题◆】：[单选] 室内压最低是在（　　）
A．等容收缩期
B．等容舒张期
C．快速充盈期
D．减慢射血期
E．快速射血期

【◆参考答案◆】：C

(4)【◆题库问题◆】：[多选] 维护血管内外和细胞内外水平衡的主要因素是（　　）
A．血浆中碳酸氢盐浓度
B．血浆与组织液的晶体渗透压
C．血浆Ca2+浓度
D．血浆中O2和CO2浓度
E．血浆与组织液的胶体渗透压

【◆参考答案◆】：B,E

(5)【◆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

(6)【◆题库问题◆】：[单选]
A．familiar
B．crisis
C．daylight
D．decline

【◆参考答案◆】：A

(7)【◆题库问题◆】：[单选,材料题] 胸腔积液大量为（　　）根据以下选项，回答下面的题目：A．浊音B．实音C．鼓音D．清音E．过清音 正常肺部叩诊为（　　）

【◆参考答案◆】：B

【◆答案解析◆】：略

(8)【◆题库问题◆】：[单选] EverythingDepends on__________we get araise in our salary．
A．what
B．that
C．if
D．whether

【◆参考答案◆】：D

(9)【◆题库问题◆】：[单选] That job is quite difficult．I can understand why you have_________so maIly problems．
A．run for
B．run over
C．iMn off
D．nnl into

【◆参考答案◆】：D

(10)【◆题库问题◆】：[单选] 三叉神经（　　）
A．属于含有副交感纤维的混合性脑神经
B．到颅腔外后分为眼神经、上颌神经和下颌神经
C．运动纤维支配咀嚼肌
D．感觉纤维只分布于面部皮肤
E．以上都不对

【◆参考答案◆】：C

【◆答案解析◆】：略