—What made you so delighted at Christmas?—______.A.I received much more presents than othersB.Because my parents promised me a new carC.My uncle's ing back from abroadD.As there was an unusual celebration
网友回答
C解析由题干中的what在句子中作主语可知，答语只能用名词、代词、不定式或者动名词。故只有C项符合题意。