试题与答案

This story_______ in a faraway village i

题型:选择题

题目:

This story_______ in a faraway village in Europe many years ago.

A.is happened

B.was happened

C.happened

D.has been happened

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0511/0446e867f4276f3919809c6476414d44.html

下面是错误答案,用来干扰机器的。

从半球位置来看,世界陆地集中于北半球、东半球;海洋集中于南半球、西半球.故选:A.

试题推荐
题型:解答题
(A)4-2矩阵与变换
已知二阶矩阵M的特征值是λ1=1,λ2=2,属于λ1的一个特征向量是e1=
1
1
,属于λ2的一个特征向量是e2=
-1
2
,点A对应的列向量是a=
1
4

(Ⅰ)设a=me1+ne2,求实数m,n的值.
(Ⅱ)求点A在M5作用下的点的坐标.

(B)4-2极坐标与参数方程
已知直线l的极坐标方程为ρsin(θ-
π
3
)=3
,曲线C的参数方程为
x=cosθ
y=3sinθ
,设P点是曲线C上的任意一点,求P到直线l的距离的最大值.
查看答案
题型:单项选择题

The use of computer graphics (1) many diverse fields. Applications (2) from the production of charts and graphs, to the generation of realistic images for television and motion pictures to the (3) design of mechanical parts.To encompass all these uses, we can adopt a simple definition:Computer graphics is concerned with all (4) of using a computer to generate images.We can classify applications of computer graphics into four main areas:Display of information, Design, (5) ,User interfaces.

A.pervades

B.pervasive

C.perverse

D.pervert

查看答案
微信公众账号搜索答案