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【单选题】
对水平角,下面描述正确的A.
是两条相交直线的实际夹角
B.
是两条相交直线在水平面上的投影所夹的角度
C.
可用竖直度盘测量
D.
常用α表达
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反馈参考答案：
举一反三
【单选题】MATLAB安装notebook需在命令窗口输入命令()。
A.
notebook-setup
B.
notebook-update
C.
notebook-set
D.
-setupnotebook
【单选题】Mum, I am at school now. Can you ______ the notebook to me?
A.
bring
B.
take
C.
takes
D.
brings
【单选题】That notebook _____ John’s. It has his name on it.
A.
canbe
B.
mustbe
C.
needbe
D.
can’t be
【单选题】—________ I go out to play now,Mum? —No, you ______.You should do your homework first. [ ]
A.
Must ; mustn't
B.
Must ; wouldn't
C.
May ; needn't
D.
May ; mustn't
相关题目：
【单选题】Mum, I am at school now. Can you ______ the notebook to me?
A.
bring
B.
take
C.
takes
D.
brings
参考解析：
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