Is it a pencil-box?改为肯定回答.Is it a pencil-box?改为肯定回答 It is a flower.改为否定句Is it a pencil-box?改了之后的句型是这样的 ____________,_________________is.

问题描述:

Is it a pencil-box?改为肯定回答.
Is it a pencil-box?改为肯定回答
It is a flower.改为否定句
Is it a pencil-box?改了之后的句型是这样的 ____________,_________________is.

it is a pencil-box
it isn't a flower