(2013·高考天津卷)We have launched another man?made satellite, is announced in today’s
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(2013·高考天津卷)We have launched another man?made satellite, ________is announced in today’s newspaper.
A．that? B．which
C．who? D．what
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【答案】
【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。