单选题 Teachers need to be aware of the emotional, intellectual, and physical changes that young adults experience. And they also need to give serious 1 to how they can be best 2 such changes. Growing bodies need movement and 3 , but not just in ways that emphasize competition. 4 they are adjusting to their new bodies and a whole host of new intellectual and emotional challenges, teenagers are especially self-conscious and need the 5 that comes from achieving success and knowing that their accomplishments are 6 by others. However, the typical teenage lifestyle is already filled with so much competition that it would be 7 to plan activities in which there are more winners than losers, 8 , publishing newsletters with many student-written book reviews, 9 student artwork, and sponsoring book discussion clubs. A variety of small clubs can provide 10 opportunities for leadership, as well as for practice in successful 11 dynamics. Making friends is extremely important to teenagers, and many shy students need the 12 of some kind of organization with a supportive adult 13 visible in the background.
In these activities, it is important to remember that the young teens have 14 attention spans. A variety of activities should be organized 15 participants can remain active as long as they want and then go on to 16 else without feeling guilty and without letting the other participants 17 . this does not mean that adults must accept irresponsibility. 18 they can help students acquire a sense of commitment by 19 for roles that are within their 20 and their attention spans and by having clearly stated rules.

【正确答案】 A

【答案解析】[解析] 固定搭配。give opinion on“关于……给观点”，give advice to“给……建议”，give serious thought to“好好去想想吧”，根据句子前后意思和动宾搭配。B idea“想法，主意”，C opinion“观点，看法”，D advice“劝告，意见”都不能和give serious很好地搭配。

【正确答案】 B

【答案解析】[解析] 根据多义词词义和上下文内容提供的线索。accommodate“调节，使适应”，线索一是和宾语such changes搭配；线索二是选项必须与下文are adjusting to“调节，使适应”意思相同。A strengthen“加强，巩固”，C stimulate“刺激，激励”，D enhance“提高，增强”都不能符合以上两个条件。

【正确答案】 D

【答案解析】[解析] 根据上下文句子意思和词语用法。典型的“同线现象”考题。improper和risky是不好的阵营，fair和wise是好的阵营。wise“明智的，合乎道理的”。这句话的大致意思是：然而，青少年的生活本身就已经充满了这么多的竞争，那么，安排的活动如果有更多获胜者该是明智的。其他三个词意思是不当的。

【正确答案】 A

【答案解析】[解析] 根据词语的动宾搭配。排比结构displaying“展示，展出”，和后面的宾语student artwork相搭配，“展出学生自己动手做的工艺品”，B describing“描述，描写”，C creating“创造，创作”，D exchanging“交流，交换”。

【正确答案】 D

【答案解析】[解析] 根据词语意思和搭配。multiple“多种多样的”，provide multiple opportunities for leadership，“为锻炼领导才能提供很多机会”。A durable“持久的，耐久的”，B excessive“过多的，额外的”，C surplus“过剩的，剩余的”。

【正确答案】 B

【答案解析】[解析] 根据句子意思和词语用法。barely“仅仅，只是”和后面的形容词短语搭配。barely visible“只是露露面”。A particularly“独特地，显著地”，C definitely“肯定地，确定地”，D rarely"很少地，罕见地”，三个选项和后面的短语都不能搭配，或者不符合整个句子的意思。

【正确答案】 D

【答案解析】[解析] 根据句子意思和词语搭配。the young teens have short attention spans“孩子们的注意力集中的时间很短”。attention spans“注意力集中的时间”。A similar“相似的，类似的”，B long，C different这三项和句子意思是不相符的。

【正确答案】 B

【答案解析】[解析] 根据词义搭配。down“沮丧，意志消沉”，let sb. down固定搭配，“让人沮丧，不高兴”，without letting the other participants down意思是：不让别的参加者感到沮丧。其他三项的意思分别是：A off“离开”，C out“出局，淘汰”，D alone“独自待着”。

【正确答案】 A

【答案解析】[解析] 根据句子上下文的逻辑关系和句子意思。On the contrary“相反”，这句话意思大致是：这并不是说成年人不必承担责任，相反，他们可以帮助学生培养责任心。B On the average“平均来说，一般的”，C On the whole“总的来说，大体上”，D On the other band“另一方面”。