I don’t know if he ____ tomorrow. If he ____, I’ll tell him about it.

We can eat in the dining hall. But we _______ eat inthe classroom.

They will ________ their laptop computer brand in the newspaper, with a 10 percent discount forthe customers. [ ]

________you’ve got a chance, you might as well make full use of it[ ]

Some people haven’t realized something as common as _______to the sun for a longtime will do harm to their skin and even cause skin cancer