债权人的代位权是合同保全方式之一。
此题为判断题(对，错)。
在旧的社会制度下，可能会出现新的教育思想和理论；新的社会制度建立后，旧的教育思想和理论还将继续存在。这说明了
A教育超前于政治经济的发展
B教育滞后于政治经济的发展
C教育与政治经济发展的不平衡性
D政治经济决定教育的发展
《论学问》是一篇有关学问的()
A.普通的书信集
B.论说性随笔
C.随感录
D.演讲稿
The one-year course is only to__________ the foundations of good technical training.
A． lead to
B． let down
C． come to
D． lay down
书法艺术产生于。（）
A．英国
B．朝鲜
C．中国
D．古罗马
关于热力学第二定律叙述正确的是()
A.任何系统的能量转换过程，其效率是100%
B.任何生产过程中产生的优质能，均等于其输入能
C.生态系统中的能量在转换、流动过程中总存在衰变、逸散的现象
D.又称能量守恒定律
输血的适应证有
A大量失血B贫血C低蛋白血症D重症感染E凝血异常
颈椎的特征是（）
A．有肋凹
B．棘突呈板状
C．有横突孔
D．第2颈椎无椎体
E．第1颈椎棘突较长
肾脏中尿素最容易通透的部位是()
A.远曲小管和集合管
B.近曲小管
C.髓袢升支
D.髓袢降支细段
E.内髓集合管
Many people believe that Americans love their cars almost more than anything else. They are (21) about cars. Not only is the car the (22) means of transportation in the States, it has (23) become a "plaything". (24) the time youngsters become fourteen years old or even (25) , they're likely to start (26) of having their own cars.
In the USA, the (27) family, if the father is not (28) work, can afford to buy a new car every five years. However, many young people (29) after school in order to save money to buy a car. Learning to drive and getting a driver license may be one of the most exciting (30) of a young person's life. Driver (31) is one of the most popular courses. At the end of the course the student will (32) a driving test for a license. (33) many, that piece of paper means that they have grown up.
In the United States, many men and women (34) to have cars. People use cars to go to work. (35) drive cars to go shopping, to take the children to school or for other activities.
21.
A. crazy
B. careful
C. sure
D. worried
下述哪种疾病的气管位置移向健侧（）
A．胸腔积液
B．肺不张
C．肺实变
D．肋骨骨折
E．胸膜广泛粘连
The volleyball match will be put off if it ______.
A. will rain
B. rains
C. rained
D. is raining
子宫（）
A．呈前后略扁倒置的梨形
B．腹膜内位器官
C．子宫分两部
D．呈前倾后屈位
E．子宫阴道部占全长的2/3
钱钟书的《论快乐》是()
A.叙事散文
B.回忆录
C.抒情散文
D.随笔
25
A. thought
B. considered
C. taken
D. believed
社会意识结构的核心是()
A.意识形态
B.上层建筑
C.政治制度
D.国家政权
通常迅速失血超过全身总血量多少即出现休克（）
A．50%
B．40%
C．30%
D．20%
E．10%
下列肿瘤中，属于体表恶性肿瘤的是
A乳头肿瘤B神经纤维瘤C脂肪瘤D纤维瘤E黑色素瘤
甲就餐后未结帐就欲离开，服务员将其拦住。该服务员的行为属于
A自卫行为
B非法行为
C自助行为
D公力救济
群落的________是指群落在水平方向上的配置状况或水平格局，生物种群在水平上的水平结构，也称作群落的二维结构。