25.He suddenly saw Sue across his room ,so he ______his way through the crowd to get to her.
A. felt B. pushed C .struggled D. wound
23.Just as the clothes a person wears, the food he eats and the friends with whom he spends his time ,his house ______his personality.
A. resembles B .strengthens C. reflects D .shapes
24 Polar explorers have to be extremely______ to bear the climate and other hardships.
A. tough B. rough C. difficult D. brave
22. As a good teacher, he should use different ways to encourage all children to realize their full ____and achieve their goals.
A. possibility ception C .potential D. difference
第一节:多项选择(共10小题;每小题1分,满分10分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。
21.This restaurant has become popular for its wide _____of foods that suit all tastes and pockets.
A. division B. area C. range D .circle
21.(14分)已知函数.(a>0)
(1)讨论函数的单调性;
(2)若曲线上两点A、B处的切线都与y轴垂直,且线段AB与x轴有公共点,求实数a的取值范围.
湖北省监利县第一中学2011届高三八月月考
19.(12分)已知定义在实数集上的函数f(x)满足xf(x)为偶函数,f(x+2)=-f(x), 且当
时,
.
(1)求时,函数
f(x)的解析式。(
2)求f(2008)、f(2008.5)的值。
20.(13分)已知函数f(x)=kx3-3x2+1(k≥0).
(1)求函数f(x)的单调区间;(2)若函数f(x)的极小值大于0, 求k的取值范围.
18.(12分)设函数,已知
是奇函数。
(1)求、
的值. (2)求
的单调区间与极值.
17、(12分)解不等式:
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