is sandy in class1 ,grade7 咋改成肯定句和否定句
问题描述：
is sandy in class1 ,grade7 咋改成肯定句和否定句
答
Sandy is in Class 1, Grade 7.
Sandy is not in Class 1, Grade 7.
答
Sandy is in class 1,grade 7
Sandy is not in class 1,grade 7
祝你进步
答
sandy is in class 1,grade 7(肯定句)
sandy is not in class 1,grade 7(否定句)