According to the text, the reason contributing to the growth of global box office EXCLUDES
A. depreciated dollar
B. emerging markets"upturn of movie theaters
C. more outside-America-friendly movies
D. economic recovering from depression
It can be inferred from the third paragraph that______.
A. four-fifths of conduct disorder is caused by nurture
B. one-fifth of conduct disorder is caused by nurture
C. one-fifth of conduct disorder is caused by nature
D. four-fifths of conduct disorder is caused by nature
如进餐时，大人过多地说笑，听广播，看电视，转移注意力，可增加小儿食欲。()
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