—Linda, how is your classmate, Lisa? —She never says a bad word ________ her friends. She’s the kindest girl I’ve ever met.
—I feel a bit hungry now. —Why not ________for dinner with us?
May I have a rest? I have already finished ________the report.
We can't work out the physics problem. Can you tell us ________?
Try to sing more English songs,and you will find it interesting ________a foreign language.
We can make a fire ________the room warm so that we can chat for a while.