()是指由一个花序的许多雌蕊及其他花器官一起发育形成的果实。

题型:填空题

问题:

()是指由一个花序的许多雌蕊及其他花器官一起发育形成的果实。

考点:农学园艺学概论园艺学概论题库
题型:填空题
完形填空。
Dear friend,
      My name is Alice Green. I am 1___________ American girl. I'm thirteen. I have two brothers. One is
Jack, 2___________ is Tom. We go 3___________ school five days a week. We stay at home 4___________
Saturdays and Sundays. We are in 5___________ same school.
      My father is a worker. My mother is a teacher. Mother often 6___________ China is great and Chinese
food is good. The Chinese people 7___________ very friendly.
      I like spring. My brothers like 8___________. We 9___________ like watching TV. What about you?
      Let us 10___________. Please write to me soon.
                                        Yours,
                                         Alice
( ) 1. A. a
( ) 2. A. another
( ) 3. A. a
( ) 4. A. in
( ) 5. A. a
( ) 6. A. say
( ) 7. A. am
( ) 8. A. play football
( ) 9. A. each
( ) 10. A. do a friend
B. an
B. other
B. to
B. on
B. an
B. says
B. is
B. playing football
B. every
B. be a friend    
C. the
C. the other
C. the
C. the 
C. the
C. speak
C. are 
C. play the football
C. all
C. do friends
D. /
D. the others
D. to the
D. /
D. /
D. speaks
D. be
D. playing the football
D. any
D. be friends
题型:填空题

慢性肺源性心脏病患者发生呼吸衰竭时,给予低浓度氧疗的依据是()。

A.便于应用呼吸兴奋剂

B.慢性呼吸衰竭时,呼吸中枢对CO的刺激仍很敏感

C.缺O2是维持患者呼吸的重要刺激因子

D.氧浓度大于30%易引起氧中毒

E.高浓度氧疗容易使患者呼吸兴奋

题型:填空题

患者男性,32岁,既往体健,因车祸伤后昏迷2小时入院,拟诊弥漫性轴索损伤。

体检发现患者一侧瞳孔直接对光反射消失,而间接瞳孔对光反射存在,病变在()。

A.同侧视神经

B.对侧视神经

C.同侧交感神经

D.对侧动眼神经

E.同侧动眼神经

题型:填空题

牺牲阳极保护法的依据是:()

A.钝化机理

B.成膜理论

C.线性极化理论

D.电偶腐蚀原理

题型:填空题

在垫铁沟、沟嘴、摆动流槽前,一定要彻底清净残存渣铁。

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