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【单选题】
稳压管工作在稳压区时,其工作状态为A.
正向导通
B.
反向击穿
C.
正向击穿
D.
反向截止
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举一反三
【简答题】a.浪漫的,多情的_____
【简答题】a. 浪漫的,多情的 r_____
【单选题】the coming English speech competition will be a lot of work, so I need some volunteers to help out.
A.
Organize
B.
Organizing
C.
Organized
D.
Being organized
【单选题】________ the English speech competition will be a lot of work, so I need some volunteers to help out.
A.
Organize
B.
Organized
C.
Organizing
D.
Being organized
【简答题】The company will provide some drinks ________ the volunteers.(填介词)
【单选题】Some volunteers will help owner find their lost pets or ______ animal information. A. help out B. sort out C. sort about D. help with
A.
help out
B.
sort out
C.
sort about
D.
help with
【简答题】The Beijing Hearing Dog Association has a plan. They plan to choose some stray dogs ( 流浪狗 ) and train them. Then the dogs will be able to help the old and the deaf. They will choose young dogs , becau...
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