1.___ went to the ball last saturday night?A.two of B.both of C.both of the twins

问题描述:

1.___ went to the ball last saturday night?A.two of B.both of C.both of the twins


选C,
因为twins是双胞胎一共两个人,both of ( the twins)指的是范围内的两人都……,而two of指的是一共两个人以上之中的两人,仅有both of成分残缺.
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