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【单选题】
下列流量计中,压损最小的是:A.
外夹式超声波流量计
B.
差压流量计
C.
涡街流量计
D.
涡轮流量计
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举一反三
【单选题】According to the investigators, ______.
A.
the new and more sophisticated games allow the players to take part in real violent acts
B.
the new and more sophisticated games teach the players how to kill other people
C.
most computer and online games make the players forget the real life results
D.
most computer and online games may cultivate young people with bad manners
【简答题】下列比较著名的国外杀毒软件是
【简答题】火眼金睛，根据图片选择正确的答句。 ( ) 1. A. My toe hurts. B. I cut my finger. ( ) 2. A. I have a headache. B. My elbow hurts. ( ) 3. A. I cut my knee. B. My ear hurts.
【简答题】听问句选答语。 ( )1. A. I am. ( )2. A. Yes, I can. ( )3. A. My hands hurt. ( )4. A. I want to take a picture. ( )5. A. Yes, I am. B. They're crying. B. I can ride a bike. B. He's writing ...
【简答题】I Sonia Black. My name is Sonia. My last name is . I am a . My telephone number431－6208. Look! ThI ____Sonia Black. My name is Sonia. My last name is . I am a . My telephone number 431-6208. Look! ...
【简答题】读句子，选择对应的图片。 ( ) 1. My foot hurts. A. ( ) 2. I cut my finger. B. ( ) 3. My arm hurts. C.
【多选题】按《中华人民共和国招标投标法》相关，以下说法正确的是（ ）。
A.
投标准备时间从开始发放招标文件之日起至开标之日止最短不得少于15日
B.
招标人对已发出的招标文件进行修改时，应当在开标前20日进行
C.
投标保证金有效期应当超出投标有效期30天
D.
评标结束后，招标人最迟应当在投标有效期结束日30个工作日前确定中标人
E.
招标人和中标人应当自中标通知书发出之日起30日之内按规定订立书面合同
【简答题】If we want to get some information about a new country, we could __________.
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