riday.(2009山东卷)Р A. to be held B. held C. being held D. holdingР【解析】答案A。本题考查非谓语动词的用法,由next month可知时间是在将来,party是被举行,故选A。Р三、不定式的省略形式Р如果句子前面已经出现过同样的动词,为了避免重复,句子后面的不定式常省去动词原形,只留下不定式符号to。如:РI thought Tom was going to attend the meeting, but in fact he didn’t really want to.我认为汤姆要去参加那个会议,但事实上,他并不真想去。(to后省略了前面已出现过的 attend the meeting)Р注意:如果不定式符号to之后的动词原形是be 或have时,在省略句中通常要保留be 和have,但随后的成分仍可省略。如:РMary is a fine singer, as her mother used to be.玛丽和她母亲过去一样,是一个很好的歌手。(to后省略了前面已出现过的a fine singer ,但保留了be) Р四、疑问词+ to doР此外,不定式还可以与疑问词构成“疑问词+ to do”特殊结构,其句法功能相当于一个名词性从句,在句中可作主语、宾语、表语等。如:Р Р【高考链接】РHe told us whether _______ a ic was still under discussion.(2009四川卷)РA. to have B. having C. have D. hadР【解析】答案A。考查非谓语的用法,分析句子可知whether +to do sth. 做了宾语从句的主语, He told us 后省略了宾语从句的引导词that