s_ _ _ v.to go somewhere quickly and quietly, especially without being noticed - 考试资料网问答

第1题

车床数控系统中，( )指令是恒线速控制指令。

A.G97 S_

B.G96 S_

C.G99 S_

D.G98 S_

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第2题

a_ _ _ _ _ v.to be present at an event

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第3题

G97 S_；中S后面的数值表示( )。

A.转数

B.切削速度

C.进给速度

D.移动速度

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第4题

c_ _ _ _ _ _ _ v.to make sb.believe that sth.is true

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第5题

s_ _ _ _ _ _ _ _ adj.causing a lot of anxiety and worry

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第6题

杜鹃总是把蛋生在别的鸟巢中，现有从两种鸟巢中得到的蛋共24只，其中9只来自同一种鸟巢，15只来自另一种鸟巢，

测得杜鹃蛋的长度数据(单位：毫米)列表如下：

样本1 n₁=9	21.2	21.6	21.9		bar{x}≈22.20 S_{X}^2=0.3775
22.0	22.0	22.2
22.8	22.9	23.0
样本2 n₂=15	19.8 20.9	20.0 21.0	20.3 21.0	20.8 21.0	20.9 21.2	bar{y}=21.12 S_{Y}^2≈0.5689
21.5	22.0	22.0	22.1	22.3

假设两个样本来自同方差的正态分布，试鉴别杜鹃蛋的长度与它们被发现的鸟巢不同是否有关(α=0.05)．

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第7题

The bomb will ____ the moment it is touched.A) go onB) go outC) go offD) go over

The bomb will ____ the moment it is touched.

A) go on

B) go out

C) go off

D) go over

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第8题

Let______.He must go to school.

A.he go

B.him go

C.he to go

D.him to go

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第9题

A．They will go to the Grill.B．They will go to the library.C．They will go swimming.D．Th

A．They will go to the Grill.

B．They will go to the library.

C．They will go swimming.

D．They will walk home.

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第10题

They wouldn't hesitate to （) fire and water for justice and peace.

A.go through

B.go against

C.go along with

D.go over

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第11题

He said he ______to Cambridge.A．goB．would goC．will go

He said he ______to Cambridge.

A．go

B．would go

C．will go

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