ls your last name Smith?改为陈述句
ls your last name Smith?改为陈述句
is your last name smith改为陈述句
ls this your backpack? 改为陈述句
ls this your computer?改为肯定陈述句
ls that your ruler?改为陈述句
ls that your ruler?(改为陈述句)
把Her last name is Smith 改为否定句
His last name is Smith.改为一般疑问句
My last name is Smith.改为否定句 My last name (
My first name is Jack,and my last name is Smith.(改为同义句) My (
my last name is Smith.
Did you enjoy your holiday last summer?(改为陈述句)