单项选择题

Teachers need to be aware of the emotional, intellectual, and physical changes that young adults experience. And they also need to give serious ________to how they can best ________such changes. Growing bodies need movement and ________, but not just in ways that emphasize competition. ________ 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 ________ that comes from achieving success and knowing that their accomplishments are ________ by others. However, the typical teenage lifestyle is already filled with so much competition that it would be ________ to plan activities in which there are more winners than losers, ________ , publishing newsletters with many student-written book reviews, ________ student artwork, and sponsoring book discussion clubs. A variety of small clubs can provide ________ opportunities for leadership, as well as for practice in successful ________ dynamics. Making friends is extremely important to teenagers, and many shy students need the ________ of some kind of organization with a supportive adult ________ visible in the background. In these activities, it is important to remember that young teens have ________ attention spans. A variety of activities should be organized ________ participants can remain active as long as they want and then go on to ________ else without feeling guilty and without letting the other participants ________ . This does not mean that adults must accept irresponsibility. ________ , they can help students acquire a sense of commitment by ________ for roles that are within their ________ and their attention spans and by having clearly stated roles.

Section Ⅰ Use of English Directions: Read the following text. Choose the best word(s) for each numbered blank and mark A, B, C or D. (10 points)19()

A.capabilities
B.responsibilities
C. proficiency
D.efficiency