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【简答题】
a. 1 full of energy and new ideas, and determined to succeed 精力充沛的;有创新思想的;志在成功的 2 continuously moving or changing 不断移动的;不断变化的
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举一反三
【简答题】五、介词填空: (10%) 1. His painting is similar _______ his teacher’s ________ style. 2. Businessmen are always running ________ the profits ( 利润 ). 3. ________ my opinion, it is hard work that contributes t...
【简答题】误差分成三类:随机误差、( )和粗大误差。
【单选题】若一个棱锥的每条侧棱在底面上的射影相等,每个侧面与底面所成的角也相等,则此棱锥为(  )
A.
正四面体
B.
正棱锥
C.
不是正棱锥
D.
不一定正棱锥
【简答题】已知圆锥侧面展开图的面积是15πcm 2 ,母线的长是5cm. (1)这个圆锥的底面半径是多少? (2)在这个圆锥的底面上,有一点P,它到中心O的距离是1cm.请找出过这一点到边缘两端的最长弦和最短弦的长.
【单选题】It’s said that this is the first time the painting_____ to the public, which attracts many people.
A.
were displayed
B.
are displayed
C.
has displayed
D.
has been displayed
【简答题】误差分成三类:随机误差、( )和粗大误差。
【判断题】Since similar tools and lines were used for the earliest painting and writing, traditional Chinese painting is said to have the same origin as Chinese calligraphy.A. √ B. ╳
A.
正确
B.
错误
【简答题】线粒体电子转移链中的一种重要蛋白质:酵母细胞色素氧化酶由7个亚基组成,但是只有其中的4种亚基的氨基酸顺序由酵母核内DNA编码,那么其余三种亚基的氨基酸顺序所需的信息来自何处?
【简答题】线粒体电子转移链中的一种重要蛋白质:酵母细胞色素氧化酶由7个亚基组成,但是只有其中的4种亚基的氨基酸顺序由酵母核内DNA编码,那么其余三种亚基的氨基酸顺序所需的信息来自何处?
【单选题】Standingin front of the painting, I said to myself, “______!”
A.
What beautiful picture
B.
What a beautiful picture
C.
What picture
D.
What a beautiful picture is it
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