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【简答题】
( ) are usually divided into debt, in the form of bonds, and equity, in the form of stock.
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【简答题】在图的正方形网格中有一个直角梯形ABCD，请你在该图中分别按下列要求画出图形。（不要求写出画法） （1）把直角梯形ABCD向下平移3个单位得到直角梯形A 1 B 1 C 1 D 1 ； （2）将直角梯形ABCD绕点D逆时针旋转180°后得到直角梯形A 2 B 2 C 2 D。
【简答题】Why is ocean exploration not so expensive as space travel? Because ______ for submersibles to get away from the Earth's gravity.
【单选题】Why did Magellan call the ocean the Pacific?
A.
Because he finally got to it.
B.
Because it was a new ocean.
C.
Because it was called the Pacific then.
D.
Because after struggles crossing the Atlantic, he saw it as calm and peaceful.
【单选题】在单因素方差分析,设因素有k个水平,样本容易为n,计算F统计量,其分子与分母的自由度各为()。
A.
k,n
B.
k-n,k-1
C.
k-1,n-k
D.
n-k,k-1
【简答题】按要求画一画。 （1）○在二行③，请在图中画出“○”。 （2）将○右移4格，再向上移2格，画在图中。 （3）△在五行⑧，请在图中画出“△”。 （4）将△向下移3格，再向左移6格，画在图中。
【单选题】Why does Kate say, "That's a view of the ocean?"
A.
She thinks it's beautiful.
B.
She can't see a view of the ocean.
C.
We don't know.
【简答题】按下列要求画图。 （1）画出一个角关于直线l对称的图形； （2）画出四边形关于一边中点O对称的图形。
【简答题】Why did Magellan call
the ocean the Pacific?A. Because he finally got to it. B. Because it was a new ocean. C. Because it was called the Pacific then. D. Because after struggles crossing the Atlantic,...
【简答题】按下列要求画图 （1）如图1，画出一个角关于直线l对称的图形； （2）如图2，画出四边形关于一边中点O对称的图形．
【简答题】①在如图所示的方格纸中，按下列要求画图： （1）过点C画AB的平行线DF； （2）过点A画AB的垂线MN． ②图中物体的主视图和俯视图如图所示，请在所给的方格纸中画出该物体的左视图？
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