Are these books ________? —No, they are not mine. They belong to ________.

Tomorrow is Sunday. Jim will go hiking with his friends if it ________.

_____ do you telephone your parents? — Once a week, at least. [ ]

It’s so cold today.— Yes, it’scolder than it was yesterday.

Who will teach _______ oral English next term? Can it be a new teacher?— Perhaps. But our head teacher hasn’t told us ________ .