在一级反应中,反应速度常数为() A.lgC值 B.t值 C.-2.303×直线斜率

题型:单项选择题 A1/A2型题

问题:

在一级反应中,反应速度常数为()

A.lgC值

B.t值

C.-2.303×直线斜率

D.温度

E.C值

考点:初级药士药剂学药剂学题库
题型:单项选择题 A1/A2型题

阅读理解,选择正确答案。

      I am Jack. I live near our school. So I can go to school on foot. But sometimes I go by bike. Because it's

so much fun. My father works in our school. We go to school together. On the weekends, I often play with

my friend, Mike. We usually play ping-pong, sometimes we play chess. This weekend, I'm going to visit my

grandparents. Because it's my grandma's birthday.

1. Jack usually goes to school _____________.

A. on foot

B. by bike 

2. Jack's mother lives _____________.

A. in the school

B. near the school

3. Jack goes to school with _____________.

A. his father

B. his friend, Mike

4. Jack and Mike usually _____________.

A. play chess

B. play ping-pong

5. Whose birthday is this weekend?

A. Grandfather's

B. Grandmother's

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老王夫妇婚后多年不育,依法收养女婴招娣后,生下一对龙凤胎天天和亮亮。儿女成人后,老王的老伴离世,老王与蔡女士再婚。蔡女士儿子大钢已成家立业,支持母亲再婚,时常来探望母亲。而天天、亮亮反对父亲再婚,很少回家看望老王。年初,老王突发脑梗去世,生前未订立遗嘱。老王遗产应由()继承。

A.蔡女士、招娣、天天、亮亮

B.蔡女士、大钢、天天、亮亮

C.蔡女士、大钢、招娣

D.天天、亮亮、大钢

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A.心

B.肝

C.脾

D.肺

E.肾

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A.戒烟

B.控制大气污染

C.预防使用抗生素

D.减少职业性粉尘接触

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