非正式群体的特点不包括( )A．灵敏的信息传递渠道 B．以感情为纽带 C．群体内推

FSH的生理作用不包括（）

A.促进卵泡生长发育

B.激活颗粒细胞芳香化酶

C.刺激卵泡膜细胞合成雄烯二酮

D.调节优势卵泡的选择

E.促使卵巢内窦状卵泡群的募集

A letter of application or cover letter (11) specific parts of the resume, telling how your background is suited to a particular job. Yore" main (12) is to emphasize your p points, to present yourself in the best light so that a potential employer will grant you an interview. Usually written to (13) the reader’s attention to the resume, the letter of application should indicate the job you want and state your qualifications briefly. In the (14) paragraph you should indicate when you are available for an interview. The resume that accompanies the letter of application give more information about you than your letter can.Ordinarily, your letter should be (15) than one typed page.

煤粉在什么下易爆炸？

项目投资估算选用的指标与具体工程之间存在标准或者条件差异时，应( )。

A．重选指标

B．用以往的指标

C．进行必要的换算或调整

D．不需进行换算或调整

给定资料中反映了关于我国“空巢老人”的诸多问题，请对这些问题提出相应的解决对策。
要求：问题明确；措施得当，具有针对性；分条作答；不超过300字。