下列有关烃的系统命名正确的有（） A．2,3-二甲基-3,3-二乙基戊烷 B．2

Lily is from New York , the U.S.A. She is twelve. She is in Shanghai NO.3 Junior High School. She is in Class Eight, Grade One. Her phone number is 66786019. Dongdong is from Kunming. His English name is Tom. He is eleven .He is in Class Seven,Grade One. His telephone number is 24524233. They are not in the same class. They are good friends

小题1: Lily is from   _____.

A. English         B. China         C. the U.S.A

小题2: Dongdong is in Class  ______.

A. Six          B. Seven           C. Eight

小题3: Lily and Dongdong are good________ .

A. students     B. friends     C. teachers

小题4: Where is Tom from ? He is from______ .

A .The U.S.A     B. Japan    C. China

小题5: How old is Lily ?  She is _______.

A .ten          B. eleven         C. twelve

请结合工作实际，谈谈你对个人汽车贷款业务流程的了解和认识。

对于无器质性心脏病无症状的室性期前收缩的患者，应采取的治疗是（）。

A.去除病因和诱因

B.胺碘酮

C.维拉帕米

D.普罗帕酮

E.美西律

实验室需要用480mL 0.1mol•L-1的硫酸铜溶液，所用仪器和操作正确的是（　　）

A．选480mL容量瓶，称取7.68克硫酸铜，加水配成480mL 溶液

B．选500mL容量瓶称取12.0克胆矾，配成500mL溶液

C．选500mL容量瓶称取8.0克硫酸铜，加入500mL水

D．选500mL容量瓶称取12.5克胆矾，配成500mL溶液

皮损有鼠尿臭味的皮肤病可能是：

A．湿疹

B．神经性皮炎

C．脂溢性皮炎

D．黄癣

E．足癣