神马作文网一道SAT语法题求助!
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一道SAT语法题求助!
The image of Uncle Sam, in his red and white striped pants and blue coat, is used at certain times to elucidate a feeling of patriotism in Americans. No error
是一道划线改错题,划线部分是：of,in his,certain和elucidate.
答案说是elucidate错.请问为什么是elucidate?
The image of Uncle Sam, in his red and white striped pants and blue coat, is used at certain times to elucidate a feeling of patriotism in Americans. No error
是一道划线改错题,划线部分是：of,in his,certain和elucidate.
答案说是elucidate错.请问为什么是elucidate?
应该去e加ing,be used to doing 表示“习惯于”,后留跟名词或动名词,be也可用get等代替.be used to 如后跟动词原形,表式"被用于",用于被动语态度中.at certain times作为定语已经说明了应该是一个习惯或者约定俗成的.