Did she close the garage door

A．Yes, she did. I asked her to close it.

B．No, she didn’t though she could.

C．No, but she is going to close it.

D．Yes, she did.

使用一次性注射器，实行一人一针一筒，有助于预防下列哪些疾病（）

A、甲型肝炎、戊型肝炎

B、糖尿病、高血压

C、结核病、肿瘤

D、艾滋病、乙肝、丙肝