This is Sam's friend.变一般疑问句,YES回答.2变否定句.3划线提问friend划线
问题描述:
This is Sam's friend.变一般疑问句,YES回答.2变否定句.3划线提问friend划线
答
is this sam's friend?
This is Sam's friend.变一般疑问句,YES回答.2变否定句.3划线提问friend划线
is this sam's friend?