抗原决定子是抗原分子上能与抗体或与淋巴细胞表面受体结合的特定部位。（）

My friend said that she would like _______ out with me, but I didn’t feel like _______ anything that day.

A．to eat; eating

B．eating; eating

C．to eat, to eat

D．eating; to eat

握裹式锚具的静载锚固试验，在满足η_a≥0.95、ε_apu≥2.0%后失去握裹力时（）。

A.另补试件重做试验

B.属正常情况

C.试件应报废

D.判定为不合格

团体活动设计包括哪些内容？

注意力缺陷多动症表现均为多动、冲动。

在灌装200L桶之前需用抽查200L桶内有无机杂、水锈。