【Chun Jen Wan】評論
每過一段時間,我開車去拜訪獨自住在鄉下我的奶奶,。
【唐唐】評論
Every once in a while=once in a while 偶而
【A DREAM COMES】評論
Every once in a while, I drive to visit my grandmother, _____ lives by herself in the countryside. (A)who(B)which(C)that(D)when前面是人(grandmother),因此空格只剩下(A)who與(C)that。不能使用that的原因:空格前面有逗點,前面有介係詞或逗點都不能使用that,因此A選項正確。