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【简答题】
I.单项选择(30分) ( )1.-you are too tired. You ______ rest and ______ go to work. A.should;should B.shouldn't;shouldn't C.should;shouldn't ( )2.My grandpa has a sore ______ and can't walk. I think he should see a doctor. A.arm B.throat C.leg ( )3.-I have a stomachache after drinking the cold cola, Dad. -You ______ have any cold drinks. A.needn't B.should C.shouldn't ( C )4.-mum, I ______.What should I do? -Put some cold water on your forehead(前额). A.have a cold B.have a sore throat C.have a nosebleed ( )5.-My sister was so careless that she cut her finger yesterday morning. -She should ______. A.put a bandage on it B.put on a clean jacket C.put her head back ( )6.______ the help of the policemen, Mr. Smith found his lost dog. A.Thanks for B.Thank of C.Thanks to ( )7.Lei Feng always helps others and never thinks about _______. A.themselves B.them C.himself ( )8.The driver drove the bus to the hospital directly yesterday night because someone _______ on the head. A.hit B.got hit C.hurt ( )9.When the driver saw an old man fell down on the street,he shouted _______ help. A.At B.to C.for ( )10. The Smiths _______ their money to save their only child in the hospital. A.run out B.ran out of C.run off ( )11._______, his students all passed the exam last term. A.To his surprise B.To their surprise C.To his surprised ( )12.-_____________? -I have a fever. A.How often do you have a fever B.What's the matter with you C.How about you ( )13.My mother is very tired so she wants to lie down and _______. A.cry B.cut C.rest ( )14.We speak with our _______ and see with our _______. A.mouths;eyes B.eyes;noses C.eyes;mouths ( )15.Maybe you should _______ a dentist tomorrow. A.watch B.visit C.see
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【单选题】根据《招标投标法》规定,在招标文件要求提交投标文件的截止时间前,投标人( )。
A.
可以补充、修改或者撤回已经提交的投标的文件,并书面通知招标人
B.
不得补充、修改、替代或者撤回已经提交的投标文件
C.
须经过招标人的同意才可以补充、修改、替代已经提交的投标文件
D.
撤回已经提交的投标文件的,其投标保证金将被没收
【单选题】根据《招标投标法》,投标人补充、修改或者撤回提交的投标文件,并书面通知招标人的时间期限应在( )。
A.
评标截止时间前
B.
评标开始前
C.
提交投标文件的截止时间前
D.
投标有效期内
【单选题】尿素合成的限速酶是
A.
氨基甲酰磷酸合成酶
B.
谷氨酰胺酶
C.
精氨酸酶
D.
精氨酸代琥珀酸合成酶
【单选题】根据《招标投标法》,投标人补充、修改或者撤回已提交的技标文件,并书面通知招标人的时间期限应在 ( )
A.
评标截止时间前
B.
评标开始前
C.
提交投标文件的截止时间前
D.
投标有效期内
【单选题】尿素合成的限速酶是
A.
琥珀酸脱氢酶
B.
精氨酸代琥珀酸合成酶
C.
氨基甲酰磷酸合成酶
D.
精氨酸代琥珀酸裂解酶
【简答题】ICMP协议将请求转变为ICMP报文,然后将报文封装在IP协议中进行发送。包含ICMP报文的IP数据报首部的协议字段为()。
【单选题】以下哪个选项不是人生的重要组成部分?
A.
工作职业事业
B.
感情婚姻家庭
C.
个人成长
D.
玩网络游戏
【单选题】尿素合成的限速酶是
A.
氨基甲酰磷酸合成酶I
B.
氨基甲酰磷酸合成酶II
C.
精氨酸代琥珀酸合成酶
D.
精氨酸代琥珀酸裂解酶
【单选题】尿素合成的限速酶是
A.
谷氨酰胺酶
B.
氨基甲酰磷酸合成酶
C.
精氨酸酶
D.
精氨酸代琥珀酸合成酶
E.
精氨酸代琥珀酸裂解酶
【单选题】尿素合成的限速酶是
A.
鸟氨酸氨基甲酰转移酶
B.
HMG-CoA 合成酶
C.
精氨酸代琥珀酸裂解酶
D.
精氨酸代琥珀酸合成酶
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