阅读下列各小题，根据括号内的汉语提示，用句末括号内的英语单词完成句子。
【小题1】这对老夫妻结婚至今已有五十年了。(marry)
This old couple for fifty years.
【小题2】今早我收到了一份结婚请柬，所以这个周末我要去参加婚宴。(attend)
I got an invitation to a wedding this morning, so I will this weekend.
【小题3】我决心申请一份奖学金。(apply)
I made up my mind to .
【小题4】她的儿子正在动手术，她很担心他。(operate)
Her son . She is worried about him.
【小题5】很显然由于金融危机，许多产业正面临着倒闭。(it)
many industries are going to close down because of the global financial crisis. have/ has been married
网友回答
(答案→)have/ has been married
解析：本题型考查了固定的句型结构和试题短语。
【小题1】have/ has been married 根据下文的for fifty years.说明使用现在完成时。
【小题2】attend a wedding reception 动词短语attend a wedding reception。动词attend参加。
【小题3】apply for a scholarship 动词短语申请apply for sth
【小题4】is being operated on 固定词组operate on…对…动手术；本句是被动语态的形式。
【小题5】It’s obvious/clear that 本题的it是形式主语，主旨的主语是that引导的主语从句。