---Could you please when you go out? It smells terrible in the room.---Yes, sure. No problem.
His idea________good,and it________a good idea.
—Do you like the Western food,Lily? —No,I think the food of our country is________that of Western countries.
Oh,it________so nice.What beautiful music it is!
Once upon a tine,he________in the mountains.
This book is so________that all the kids like it.