第8题: [单项选择]输精管注射黏堵绝育手术主要手术步骤,步骤3是() A. 拔出穿刺针,用输精管注射针沿已刺开的孔道顺势穿入精囊端输精管腔内 B. 注射黏堵剂 C. 判断穿刺是否成功(精囊灌注试验、输精管盲腔加压注气试验) D. 用穿刺针在输精管正中近垂直方向,经皮肤直接刺入输精管前壁 E. 尿色检查 参考答案:A
第17题: [单项选择]The managers were discussing the plan which they all wanted to see ______ out that month. A. carried B. to carry C. carrying D. carry 参考答案:A 答案解析:[专家点评] carry out的对象是plan,所以要用被动语态。这里是过去分词短语作后宾补。