搜题请搜索小程序“爱下问搜题”
问题 单项选择题

“100批验模式”是对哪种种子质量实行的监控模式？（）

A.种子生理质量

B.种子遗传质量

C.种子卫生质量

D.种子物理质量

答案

参考答案：D

写作题
书面表达。
  假定你是我校高三学生李华，在学校看到如下通知，请根据通知的内容和写作要点向学校写一封申请信：
                                            HOST FAMILIES WANTED
     Teachers and students from Central High School Phoenix will visit our school two weeks later. Host
families are wanted to accommodate our friends.
     REQUIREMENTS:  
     ◇ Can communicate in English.
     ◇ A SEPARATE room is a MUST.
     ◇ A private car is preferred.
     If interested, please send your APPLICATION IN ENGLISH to the Office of the Principal before
THURSDAY. Please consult us for any further information
  写作要点：
1．
2．
3．
注意：1. 可根据内容要点适当增加细节，以使行文连贯。2. 词数100字左右
Dear Sir or Madam，
I am Li Hua from Class One, Senior Three.                             ____________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________    
                                                                                                                            Yours Sincerely,
                                                                                                                                          Li Hua
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单项选择题

物流成本效益背反的特性是因为物流系统具有（）。

A.独立性 

B.目的性 

C.相关性 

D.整体性
查看答案