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【单选题】
晶体管在结构上具有( )的特点:A.
基区做的很薄，发射区杂质浓度大，集电区几何尺寸最大
B.
基区做的很薄，发射区杂质浓度小，集电区几何尺寸最小
C.
基区做的很厚，发射区杂质浓度大，集电区几何尺寸最大
D.
基区做的很厚，发射区杂质浓度小，集电区几何尺寸最小
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举一反三
【单选题】They phoned to say I'd got the job but I haven't had a letter of _______ yet.
A.
recruitment
B.
selection
C.
appointment
【单选题】下列关于预付款的规定,叙述不正确的是( )
A.
预付款的支付按照专用合同条款约定执行,但至迟应在开工通知载明的开工日期7天前支付;
B.
预付款应当用于材料.工程设备.施工设备的采购及修建临时工程.组织施工队伍进场等;
C.
除专用合同条款另有约定外,预付款在进度付款中同比例扣回;
D.
发包人逾期支付预付款超过7天的,承包人有权暂停施工;
【简答题】椎间盘脱出症时出现
【简答题】p17 练习2 固定搭配 (cup of / piece of / bar of / drop of / lump of / bottles of / pairs of /不填) Let me give you a ___________ advice. He's only got a ___________ of chocolate. They haven't had a __________...
【单选题】There is no denying that right now fraudster are finding identity cime all too easy. If you haven't had your identity . It's only becasuse they haven't got to you yet.
A.
steal
B.
thief
C.
stole
D.
stolen
【单选题】按综合性多级分类烹饪原料第一级可分为( )
A.
动物性原料、植物性原料、矿物性原料
B.
鲜活原料、干货原料、复制品原料
C.
主料、配料、调料
D.
主配原料、调味原料、佐助原料
【简答题】试述椎间盘的结构与功能。何谓“椎间盘脱出症”?
【多选题】下列有关工程预付款扣回的叙述，正确的有( )。
A.
扣款的方法有发包人和承包人通过洽商用合同的形式予以确定
B.
预付款的性质是预支，所以开工后应按合同规定的时间和比例逐次扣回
C.
扣款的方法可采用等比率或等额扣款的方式
D.
工期较短、造价较低的工程，就需分期扣还
E.
对跨年度工程，其备料款的占用时间很长，根据需要可以少扣或不扣
【单选题】Look at the sentence from the passage Stolen Identity. Now decide what have something done means in this context. 1. If you haven't had your identity stolen , it's only because they haven't got to yo...
A.
arrange for something to be done, or for someone to do something for you
B.
have something unfortunate happen to you by someone you don’t know
【单选题】The signs haven't had any effect. They haven't ______ anyone.
A.
affected
B.
effected
C.
resulted in
D.
imposed
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