A tiring "adolescent usually takes caffeinated drinks as a compensation for sleep loss.

A．Adolescent health care.

B．Adolescent sleep difficulties.

C．Problems in adolescent learning.

D．Changes in adolescent sleep needs and patterns.

A.tiring…excited

B.tired…exciting

C.tiring…exciting

D.tired…excited

A.very old

B.an adolescent

C.a teenager

D.an adult

The author's regards this fiend in adolescent consumption in the United States with

A．intense worry.

B．slight criticism.

C．unreserved approval.

D．complete indifference.

A.annoying

B.boring

C.tiring

D.exhausting

Which of the following words is closest in meaning to the word "tiring" (Para. 2) ？

A．Interesting.

B．Exhausting.

C．Tired.

D．Boring.

ance to the adolescent. One is his【B2】towards education. Generally speaking, the adolescent who【B3】his studies and feels accepted in school will【B4】do well in social adjustments. On the other hand, the adolescent【B5】be dissatisfied with his education and【B6】to disruptive behavior. such as escapism, anti-authoritarian attitudes,【B7】and the other is the adolescent's【B8】for vocational choice. The period between 15 and 25 is the exploratory stage【B9】vocational development. The adolescent is often【B10】and over-ambitious in his vocational aspirations, and lack【B11】guidance in this important aspect in life often【B12】to frustration. For those who are already in【B13】, they may have various difficulties【B14】to the change from the protective atmosphere of the【B15】and the school to the impersonal competitive and【B16】atmosphere of the workplace. In this bewilderment and frustration,【B17】become disappointed and dissatisfied, so they may resort to【B18】hopping. Others become disillusioned and may develop more or less【B19】attitudes towards work. So how to help the adolescent establish his identity and find a meaning in life calls【B20】the attention of the whole society.

【B1】

A．with

B．of

C．in

D．at

Mr. Cousins got sick after returning from

A．a busy trip to the US.

B．a tiring trip to Russia.

C．a trip around the world.

D．a trip to Puerto Rico.

A.tire

B.tiring

C.tired

D.being tired

Chris finds guitar teaching ______.

A．often tiring

B．occasionally boring

C．offers little satisfaction

D．takes too much time