1．(2019·无锡高三一模)The expert points out the phenomenon that cream goes bad faster than butter ________ its structure rather than its chemical composition.
A．lives up to B．gets down to
C．comes down to D．stands up to
解析：选C 句意：该专家指出奶油比黄油更快变质的现象归结为其结构而不是其化学成分。根据句意可知，come down to“归结为”符合语境。live up to“不辜负，达到(预期的标准)”；get down to“着手处理”；stand up to“经得起”。
2．She ________ to clean out the spare room last week, but it was much too occupied at that time.
A．intended B．was intended
C．had intended D．was intending
解析：选C 句意：上周她本打算彻底打扫好这个闲置的房间，但是那时候里面堆的东西太多了。had intended to do sth.“本打算做某事，但是没做”。
3．While waiting for the opportunity to get ________， Henry did his best to perform his duty.
A．promote B．promoted
C．promoting D．to promote
解析：选B 考查非谓语动词。句意：当等待机会升职的时候，Henry尽最大努力履行职责。这里使用了get done结构，表示被动关系。
