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【单选题】
行程开关又称位置开关或限位开关,是一种( )的控制电器。
A.
大电流
B.
高电压
C.
小电流
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参考答案:
举一反三
【单选题】蛾类的幼虫多为:
A.
寡足型
B.
无足型
C.
原足型
D.
多足型
【简答题】三毛饿得撑不住的时候,用 ( ) 来充饥。
【判断题】The only purpose of Puritans to establish the colony was to open new markets for trade.
A.
正确
B.
错误
【简答题】4 (a) The purpose of ISA 510 ‘Initial Engagements – Opening Balances’ is to establish standards and provide guidance regarding opening balances when the financial statements are audited for the first ...
【简答题】昆虫幼虫的基本类型有 、 、寡足型、 。金龟甲的幼虫为 类型,蝶蛾类的幼虫多为 类型。
【判断题】有毒化学物品使用完后,放在食品设备、工器具或包装材料上。
A.
正确
B.
错误
【单选题】What is the purpose of Parker's book?
A.
To find ways to establish virtual education system and to provide education for all.
B.
To examine the changes in university in the past and in the future.
C.
To promote the effort to solve problems of hunger, health through education.
D.
To explore a new way to engage public efforts in writing books via internet.
【单选题】根据幼虫足的数量,蛾类的幼虫属于( )类型。
A.
多足型
B.
寡足型
C.
无足型
D.
其他
【判断题】The purpose of the greeting is to establish or maintain social contact.
A.
正确
B.
错误
【单选题】Which of the following is a purpose of communication?
A.
To establish and build goodwill
B.
To build self-esteem
C.
Both of the above describe a purpose of communication
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