【题目】My parents are ______ morning exercises in the park ______ my sister. ( )
A.doing; with B.doing; for C.do; with
【答案】A
【解析】
略

【题目】My parents are ______ morning exercises in the park ______ my sister. ( )
A.doing; with B.doing; for C.do; with
【答案】A
【解析】
略