my parents have 20 balls .改为一般疑问句.
问题描述:
my parents have 20 balls .改为一般疑问句.
答
do my parents have 20 balls?
答
Do your parens have 20 balls?
答
Do your parents have 20 balls?
改疑问句的时候注意把人称改一下.
答
Do your parents have 20 balls?