A-A+

While having orbited the sun the satellite ha

2022-08-05 15:07:29 问答库阅读 169 次

问题详情

While having orbited the sun, the satellite has sent more than four billion bits of information back to earth.
A．orbiting
B．to orbit
C．being orbited
D．having been orbited

参考答案

正确答案：A
解析：结构应用本句意为：在绕太阳运行的过程中，那颗卫星向地球发回了40多亿条信息。因为如果从句的主语和主句的主语相同，可把从句省略为分词短语作状语。因此A为答案。