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【简答题】
根据对话内容，完成对话。 Mrs Lee: Hello. 68178502. David：Hello．________ 1 ________ Mrs Lee: Sorry._____ 2 _______ Can I take a message ? David : Yes. This is David, Bruce's friend. I want to ask him for some Chinese ancient coins. He told me he had got some rcccntlv. ______ 3 _______.I don’t care if they were made of different metal. I just want to add some more coins in my collection. Mrs Lee: OK. I'II tell him. Would you like him to ring you back later? David: Well, I won't be at home later today. Would you please ask him to ring me tomorrow moming? Mrs Lee : Sure. _______4________? David : No, he doesn't know my number. _______5______The new number is 66129853. Mrs Lee : OK. I'II writes a message for him. David: lt’s really nice of you, Mrs Lee. Thank you very much. Goodbye! Mrs Lee: Bye ! 1._____________________________________________________________________________ 2._____________________________________________________________________________ 3._____________________________________________________________________________ 4._____________________________________________________________________________ 5._____________________________________________________________________________
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举一反三
【单选题】蛛网膜下腔出血最常见的病因是
A.
脑外伤
B.
出血性疾病
C.
抗凝治疗
D.
脑血管畸形
E.
腰椎穿刺损伤 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【单选题】《大学化学》精品在线课程的主要授课对象是
A.
社会学习者
B.
生物医学类专业和非化学化工类工科专业学生
C.
社会学习者和高校生物医学类专业、非化学化工类工科专业学生
D.
生物医学类专业学生
【简答题】用适当的化学方法鉴别下列化合物： CH 3 CH 2 CHO CH 3 CH 2 CH 2 OH
【单选题】下列化合物的沸点由高到低的顺序正确的是( ) ①CH 3 CH 2 CH 2 CH 2 Cl ②CH 3 CH 2 CH 2 CH 2 Br ③CH 3 CH(CH 3 )CH 2 Cl ④CH 3 CH 2 CH 2 CH 3
A.
②①④③
B.
②④①③
C.
②①③④
D.
①③②④
【简答题】计算机网络的主要性能指标包括:( )、( )、( )、( )
【单选题】下列化合物中,与 CH 3 CH 2 CH (CH 3 )CH 2 CH 3 是同一化合物的是( ) 。
A.
CH 3 C(CH 3 ) 2 CH 2 CH 3
B.
CH 3 CH(CH 3 )(CH 2 ) 2 CH 3
C.
(CH 3 ) 2 CHCH 2 CH 2 CH 3
D.
CH 3 (CH 2 ) 2 CH(CH 3 ) 2
E.
(CH 3 CH 2 ) 2 CHCH 3
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