正确答案: B

carry

题目：It is often easier to make plans than to ________ them out．

解析：考查动词词组。Put out生产、熄灭，carry out执行、完成，take out取出、扣除，practice不与out搭配。Make plans计划。计划容易，执行计划难。选项B是正确的。【句子大意】一般来说，制订计划要比执行计划简单。

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学习资料的答案和解析：

[单选题]1948年12月30日，毛泽东在以下哪篇文章中首次公开使用“人民民主专政”的概念（　　）

《将革命进行到底》

解析：历史知识，要记住。

[单选题]The author tends to think that the fifth level________

回答下面的题目Human needs seem endless．They might be regarded as making up several levels．When there is　enough money to satisfy one level of needs, another level appears．The first and most basic level of needs involves food．Once this level is satisfied, the second level　of needs, clothing and some sort of shelter, appears．By the end of World War Ⅱ , these needs were satisfied for a great majority of Americans．Then a third level appeared．It included such items as automobiles and new houses．By 1957 or 1958 this third level of needs was fairly well satisfied．Then, in the late 1950s, a　fourth level of needs appeared: the "life-enriching level．While the other levels involve physical satisfaction, that is, the feeding, comfort, safety, and transportation, this level stresses mental needs for recognition, achievement, and happiness．It includes a variety of goods and services．Among them are vacation trips, the best medical and dental care, and recreation．Also included here are fancy goods and the latest styles in clothing．On the fourth level, a lot of money is spent on services, while on the first three levels more isspent on goods．A fifth level would probably involve needs that can be achieved best by community action．Consumers may be spending more on taxes to pay for government action against disease, ignorance, crime, and prejudice．After filling our stomachs, our clothes closets, our garages, our teeth, and our minds, we now may seek to ensure the health, safety, and leisure to enjoy more fully the good things on the first four levels．According to the passage, man will begin to think about such needs as housing and clothing only when________

can be the last and most satisfying level

解析：最后一段。最后的等级就是上了税等着政府做事，我们只享受就是了。选项C是正确的。Spending more on taxes to pay for government action against．．．付更多的税给政府，政府再有所行动……。不赋税，政府就不行动，第五个等级的满足就不会实现。

[单选题]I applied for the job that I saw advertised ________the paper．

in

解析：报纸上所登的东西用介词in。选项C是正确的。【句子大意】我申请的工作是我在报纸上看到的广告。

[单选题]Those good traditions have been passed________the younger generation．

on to

解析：Pass on to sb传递给某人。选项A是正确的。【句子大意】好的传统已经传给了年轻的一代。

[多选题]膝关节（　　）

属于滑车关节

关节囊广阔、松弛

[多选题]肾的正常位置维持要依靠（　　）

肾被膜

肾血管

腹内压

肾的邻近器官