---We haven’t seen each other for ages.---No, I don’t remember how many years ago _______ I last saw you.
— We’ll go to climb the moutain this weekend. Would you like to join us? — _____
He was born in Beijing and _____ by his grandma in a seaside village.
People _____ much more by their gestures than by their words.
Whoever leaves the lab last, _____ all the lights are turned off.
Nobody can tell _____ the future world will look like.