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问题 填空题
若a=
∫10
xdx，b=
∫10
1-x
dx，c=
∫10
1-x2
dx，则将a，b，c从小到大排列的结果为______．
答案

根据定积分的几何意义，则a，b，c分别表示表示三条曲线与x轴围成的图形的面积，由图可得：a＜b＜c

故答案为：a＜b＜c．

听力题

补全句子（共10小题，每题1分，满分10分）

小题1:The boy had to go on a diet because he was ___________. (超重的)

小题2:Mozart was known as a musical g___________.

小题3:Train services are now back to ________(正常）after last week’s strike.

小题4: I really want to ___________ (感激) your timely help.

小题5:The team __________  __________ (由…组成)10 Chinese students won the first prize.

小题6:__________   ___________ (与…相比)the US, China is not developed enough.

小题7:The three letters WWW __________   ___________   __________ (是…的缩写) the World Wide Web.

小题8:Someone _________   _________ (强行闯入)my house last night and took away my money.

小题9:To keep fit, it’s very important for us to __________  __________.(锻炼)

小题10:Everyone knows clearly that Diaoyu Island __________   __________ (属于)China.
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判断题

试判断下列关系式正确与否ρsat＞ρ＞ρd＞ρ’
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