早教吧 育儿知识 作业答案 考试题库 百科 知识分享

theirfinalmedicalcheck,theastronautsboardedtheirspacecraft.A.ReceivedB.BeingreceivedC.ToreceiveD.Havingreceived

题目详情
       their final medical check, the astronauts boarded their spacecraft.
A.Received B.Being received C.To receive D.Having received
▼优质解答
答案和解析
D

考查非谓语动词作状语。the astronauts 与receive 之间是主动关系,所以用现在分词,又知receive的动作发生在boarded之前,所以用现在分词的完成式,句意:收到最终的医疗检查之后,宇航员们登上了他们的宇宙飞船。所以选D。