题目内容
【题目】We usually take turns ________ some cleaning, and today it is my turn ________ it.
to do; doing
do; do
done; doing
to do; to do
【答案】D
【解析】take turns to do sth.轮流做某事;it’s one’s turn to do sth.轮到某人做某事。结合句意可知选D。
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