I think the most helpful invention is light bulb. It seeing in the dark, and it gives people more time to work and play every day.A. used to B. is used to C. is used for
--- Where does your father work? ---He works in Paris, the capital of ______.
—How is your grandma? —She’s fine. She used to TV at home after supper. But now she is used to______out for a walk.
The kite is broken. Please ___________.
His mother cut _____ a few of activities on Sundays.
The doctor said there was_____ with her.