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【单选题】
在一个人形成的信念体系中, ( ) .A.
高层次的信念决定低层次的信念
B.
低层次的信念代表了一个人基本信仰
C.
高层次的信念具有最大的统摄力
D.
相同社会环境中生活的人们的信念始终一致
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反馈参考答案：
举一反三
【单选题】His mother didn't _____ his marriage ______Mileva.
A.
approve of, with
B.
approve, to
C.
approve of, to
D.
approve, with
【简答题】A rich man was near death and was very upset. He had worked so hard for his money ______ he dreamt he could take it with him to heaven.So he ______ (祈祷) to God his dream would come true. An angel appe...
【单选题】His mother didn't think he was _____ enough to live on his own but his father didn't agree .
A.
married
B.
mature
【简答题】There may be a need for retraining if you ecpect employers( )new technology.
【单选题】There may be a need for retraining if you expect employees ____ new technology.
A.
to use
B.
used
C.
using
D.
having
【单选题】质量为 20 g 的子弹沿 x 轴正向以 500 m/s 的速率射入一木块后,与木块一起仍沿 x 轴正向以 50 m /s 的速率前进,在此过程中木块所受冲量的大小为
A.
9 N·s
B.
- 9 N·s
C.
10 N·s
D.
- 10 N·s
【简答题】完形填空。 I have been blessed with the opportunity in my life. It took the near-death experience of my dad to make me realize that my purpose in life is to 1 others. My dad suffered from leukemia (白血病) in...
【简答题】(本大题满分13分)如图，现有一块半径为2m，圆心角为 的扇形铁皮 ，欲从其中裁剪出一块内接五边形 ，使点 在 弧上，点 分别在半径 和 上，四边形 是矩形，点 在弧 上， 点在线段 上，四边形 是直角梯形．现有如下裁剪方案：先使矩形 的面积达到最大，在此前提下，再使直角梯形 的面积也达到最大. （Ⅰ）设 ,当矩形 的面积最大时，求 的值； （Ⅱ）求按这种裁剪方法的原材料利用率．
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