工作阻力表示了支架在承载状态下可以承受的（）。

根据课文内容填空，每空一词。

     Do you think everyone (1)e____ their weekends? Old Henry does not. He is unhappy (2)b____ his son

died in a car (3)a_____ a few weeks ago. Last weekend, he (4)g______ up very early and went to sit on a

beach. He (5)s________ there for a long time (6)w______ doing anything. He (7)l______ at the tall tree and

didn't (8)t______ his eyes away from it. Late at night, he went back to his home. Did he go to (9)s_______ or

sit on a chair, thinking of something (10)t_______?

关于Runx3基因的观点不正确的是（）

A.为抑癌基因

B.TGF-β信号通路的一部分

C.癌变中可见高甲基化

D.可调节p53蛋白表达

E.癌变中可伴杂合性缺失

银翘散的功用是（）

A．辛寒清气泻火 

B．苦寒直折火热 

C．甘寒清热育阴 

D．甘温益气除热 

E．辛凉解表透热

目前对媒介和新闻工作者职业道德造成不良影响的表现形式主要有哪些？

某制品重15g，浇注系统凝料重20g，型腔数为8，优先选用下列哪种型号的注塑机（）。

A、50克

B、100克

C、200克

D、500克