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【简答题】
第一语言对第二语言学习起消极作用的影响称之为 。
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反馈参考答案：
举一反三
【简答题】流量(flows)
【单选题】The collector current, IC, of a BJT flows through two junctions. The drain current of an FET, ID, flows through _______ junctions.
A.
0
B.
1
C.
2
D.
3
【单选题】Flows of IC packaging excludes ( )
A.
back grind
B.
die separation
C.
slicing
D.
attach
E.
wire bonding
【单选题】(News report 1) 2.
A.
It was spotted by animal protection officials.
B.
It was filmed by a local television reporter.
C.
Its videos were posted on social media.
D.
Its picture won a photography prize.
【简答题】客人不在房间,而有访客要求进入客房,怎么办?
【简答题】两个班级,分别为java班、Linux班,java班的人可以修改读取java班的文件,但不能让Linux班的人读取;Linux班的人可以修改读取Linux班的文件,但不能让 java班的人读取。
【单选题】(News report 1) 2.
A.
Many countries have not taken measures to create enough jobs.
B.
Few countries know how to address the current economic crisis.
C.
Few countries have realized the seriousness of the current crisis
D.
Many countries need support to improve their people’s livelihood.
【多选题】凸轮机构运动过程中不产生冲击的从动件运动规律有
A.
等加速等减速运动规律
B.
余弦加速度运动规律（简谐运动规律）
C.
正弦加速度运动规律（摆线运动规律）
D.
3-4-5次多项式运动规律
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