(2013·高考天津卷)We have launched another manmade satellite, is announced in today’s newspaper.
A. that
B. which
C. who
D. what
网友回答
A. that
B. which
C. who
D. what
解析:选B。句意:“我们又发射了一颗人造卫星,这件事在今天的报纸上被公布了。”B项which引导非限制性定语从句,指代 “发射人造卫星”这件事,在定语从句中作主语。that和what不能引导非限制性定语从句;who在定语从句中只能指人。如果选that,需在that前加连词and。