【多选题】【消耗次数：1】
剖视图的种类分为______、______、______等
①
全剖视图
②
半剖视图
③
局部剖视图
④
旋转剖
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对于剖视图，下面说法哪种错误?（）
①
剖视图上的虚线可省略不画
②
剖视图上的虚线不可省略不画
③
剖视图上的点划线可省略不画
④
剖视图上的粗实线可省略不画
⑤
剖视图上波浪线可省略不画
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俯视图，主视图错误的全剖视图是()。
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机件在什么情况时可画成半剖视图,下列哪种情况正确?()
①
机件形状前后不对称，但左右对称，其主视图可画成半剖视图。
②
机件形状前后不对称，但左右对称，其左视图可画成半剖视图。
③
机件形状左右不对称，但前后对称，其主视图可画成半剖视图。
④
机件形状左右不对称，但前后对称，其左视图可画成半剖视图。
⑤
机件形状前后对称，左右对称，其主视图可画成半剖视图。
随机题目
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This is a big class, and ______ of the students are girls.
①
two third
②
second three
③
two thirds
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two three
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3.Iveread_______sportsnewsabouttheF1racetoday.
①
two
②
pieces
③
two pieces
④
two pieces of
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8. Bill saidthey would have _________ holiday.
①
a two-month
②
two months
③
two-months
④
two months
【单选题】
4.—CanIhelpyou?—Idlike________formytwindaughters.
①
two pair of shoes
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two pairs of shoe
③
two pair of shoe
④
two pairs of shoes
【单选题】
10.I spent __________ in doing my homework yesterday.
①
a half and two hour
②
two and a half hour
③
two hour and a half
④
two and a half hours
【单选题】
—Whats one fourth and a half, do you know?—Yes, its ______.
①
two sixths
②
three fourths
③
one three
④
three sixths
【单选题】
5.Nowchildren,turntopage______andlookatthe________pictureinLessonTwo.
①
twentieth; one ?
②
twenty; one
③
twentieth; first
④
twenty; first
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①
three hundred and sixty-five
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three hundred and sixty five
③
three hundred sixty-five
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three hundreds and sixty- five
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Time is not enough for so much work. ______ people are needed, I think.
①
Other two
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Only two
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Two more
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Two others
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—How many people will come to Beijing for the Olympic Games in 2008?—Its hard to say. _______ people, I think.
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Million of
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Millions of
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Two millions of
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Two million of