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【单选题】
Which of the following statements best describes the use of letters, e-mails, and memos in business today?
A.
Businesses use memos to deliver positive messages internally and externally, but they use a formal business letter to deliver negative messages.
B.
E-mail delivers most internal communication, hard-copy memos deliver most external communication, and letters communicate only legal issues.
C.
Despite the popularity of e-mail, in certain situations letters remain the preferred channel of communication for delivering messages outside an organization.
D.
Businesses today use e-mail, memos, and letters interchangeably for all audiences, purposes, and messages.
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【多选题】安全的社会价值体现在哪些方面
A.
战略价值
B.
环境价值
C.
生命健康价值
D.
社会稳定价值
【单选题】--- What do you think of the book, Jane? - It’s the best book __________.
A.
that I had read
B.
which I will read
C.
which I read
D.
that I have ever read
【单选题】根据支付结算法律制度的规定,下列关于国内信用证的表述中正确的是( )。
A.
根据受益人的要求可转让信用证可多次转让
B.
开证行受理信用证业务时,应向申请人收取不低于开证金额20%的保证金
C.
信用证付款期限最长不超过1年
D.
信用证只可以用于货款结算服务
【简答题】He was ________ (好奇) to know what was happening in the office.67. There is much work to do, so66. He was ________ (好奇) to know what was happening in the office. 67. There is much work to do, so we’ll ...
【单选题】电化学降解法治理水中硝酸盐的污染原理如图所示。 下列说法正确的是
A.
B为电源正极
B.
电解过程中H + 向阳极移动
C.
阴极反应式为2NO +6H 2 O+10e - =N 2 ↑+12OH -
D.
理论上电解过程中阴、阳两极产生的气体在同温同压下体积比为2︰5
【单选题】“坐时衣带萦纤草,行即裙裾扫落梅”,描写的是( )。
A.
女子衣裙之长可以用裙摆拖扫散落在地面的梅花,奢华且富有意境。
B.
女子帔帛之长可以用裙摆拖扫散落在地面的梅花,奢华且富有意境。
C.
女子衣裙性感,坐卧奢华且富有意境。
D.
女子身材纤瘦,走动时曳曳生姿。
【单选题】--- What do you think of the book, Jane?
A.
- It’s the best book __________.
B.
that I had read
C.
which I will read
D.
which I read
E.
that I have ever read
【单选题】What frequency do you use for the follow-on voice transmission when you send an MF DSC distress alert?
A.
2760 kHz:
B.
2187.5 kHz
C.
c) 2182 kHz.
D.
2174. 5 kHz
【简答题】老师拿来一批树苗,分给一些同学去栽,每人每次分给一棵,一轮一轮往下分,当分剩下12棵时不够每人分一棵了,如果再拿来8棵,那么每个同学正好栽10棵。问参加栽树的有多少名同学?原有树苗多少棵?
【单选题】电浮选凝聚法处理酸性污水的工作原理如图。下列说法不正确的是
A.
铁电极的电极反应式为:Fe—2e — =Fe 2+
B.
通人甲烷的石墨电极的电极反应式为:CH 4 +4CO 3 2 — —8e — =5CO 2 +2H 2 O
C.
为增强污水的导电能力,可向污水中加人适量工业用食盐
D.
若左池石墨电极产生44.8L气体,则消耗0. 5 mol甲烷
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