Do you know when your friend ___? –I’m not sure. I will tell you when he _____?

Do you like swimming in winter? —Of course.The water________a bit cold at first but then I am warm and full of energy.

Mr Green is a kind man.He ________ most of his money to charity.

Is this book yours ? – No it’s his , is inbag .

private cars are bringing us convenience, they may also cause traffic accidents and pollution.