Don’t forget to ______ the lights and the TV in the sitting room before going to bed.
I must return the book to the library. I _____ it for one week.
You should eat lots of _______, because it’s good for your health.
I saw them _____ basketball at this time yesterday.
John _____ go there with us tonight, but he isn’t sure about it.
You must ______ your cigarette when you are at the gas station.