句型转换
I think students should be allowed to do homework with friends.(改为否定句）
I     think students    be allowed to do homework with friends.
He doesn’t agree with his father.(改为同义句）
He    with his father.
She should be allowed to volunteer at the newspaper office once a week.(对画线部分提问)
          should she be allowed to volunteer at the newspaper office?
My mother teaches us English.(对画线部分提问)
          your mother      us?
He needs to spend time with friends.(改为否定句)
He          to spend time with friends.