4. After five years of preparation, Shanghai presented the world ________ many said was the greatest Special Olympics.
A. that B. which C. where D. what
3. His wife is constantly finding _________ with him, which makes him very angry.
A. fault B. error C. shortcoming D. mistake
2. If you want to be _________ success, to study at _________ University of Princeton is right for you.
A./; the B. the; a C. a; the D. a; /
第一节: 单项填空(共20小题;每小题0.5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,并在答题纸上将该选项标号涂黑。
1. ---I wonder if I could possibly use your car for tonight?
---_________. I’m not using it anyhow.
A. Sure, go ahead B. I don’t know
C. Yes, indeed D. I don’t care
22.(本题满分15分)已知函数
(Ⅰ)当a=3时,求曲线y=f(x)在(1,f(1))处的切线方程;
(Ⅱ) 若函数在区间(-2,0)上是减函数,求a的取值范围;
(Ⅲ)若函数在区间上的最小值为时,求的值。
19.(本题满分14分)已知函数f(x)=ax2+(b-8)x-a-ab , 当x∈(-∞,-3)∪(2,+∞)时, f(x)<0,
. 当x∈(-3,2) 时f(x)>0 。
(Ⅰ)求f(x)在[0,1]内的值域;
(Ⅱ)若ax2+bx+c≤0的解集为R,求实数c的取值范围.。
18.(本题满分14分)已知为锐角,且。
(Ⅰ)求的值;
(Ⅱ)求的值。
17.定义运算符号:“”,这个符号表示若干个数相乘,例如:可将1×2×3×…×n记作,,其中ai为数列中的第i项.
①若,则T4= ▲ ;
②若 ▲ .
16.若某多面体的三视图(单位:cm)如图所示,则此多面体的的体积是__ ▲______
14.若x>1,不等式恒成立,则实数k的最大值是 ▲ 。