Fill in the blanks with the proper forms of given words. (7’) 小题1:A double room with a balcony overlooking the sea had been __________ (reservation) for him. 小题2:Our new offices are still under ___________ (construct),  and this is not my office. 小题3:Nov.11 is __________ (reference) to as “Singles’ Day” by netizens nationwide. 小题4:They launched a campaign to save wild pandas from __________ (extinct). 小题5:Her ___________ (decide) to live abroad was a terrible blow to her parents. 小题6:The directors of the company refused to undertake such a ___________ (risk) venture. 小题7:Children are not usually allowed in, but I’m prepared to make an __________ (except) in this case.