. No one knows how largeuniverse is, butman has never given up the attempt to explore new
. No one knows how largeuniverse is, butman has never given up the attempt to explore new
发布时间:2020-08-16 18:13:23
. No one knows how large universe is, but man has never given up the attempt to explore new stars and new planets. A. the;/ B. /; the C. /:/ D. the; the