Nowadays people sometimes separate their waste to make it easier for it .
— Tom, could you go to the supermarket with me? — I’d like to, but my homework ______ and I have to hand it in tomorrow.
Special attention should be paid to ________ forests from fires in winter.
________ is no doubt _______ Mo Yan, this year’s Nobel Prize winner in Literature, ever did so much on his way to success.
The fields where crops used to be grown ________ for building now.
I would appreciate ______________ if you could come to my birthday party.