It can be inferred from Paragraph 1 that one important factor in the increasing importance of education in the United States was ______.
A. the growing number of schools in frontier communities
B. an increase in the number of trained teachers
C. the expanding economic problems of schools
D. the increased urbanization of the entire country
In the last paragraph, "play down their visibility" refers to ______.
A. show off
B. be very modest
C. not show themselves
D. to debase themselves
にほんごは （ ）はなせます。
A. すこし
B. あまり
C. すこししか
D. すこしも
「ゆっくり」とは （ ）ことです。
A. やすい
B. おそい
C. はやい
D. たかい
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