–Excuse me, Madame. Is this plane __________ take off soon?–Oh, yes. In five minutes.
—Can I drive on the free way, Mr.Green? —You can when you____________ a bit more skilled.
—Glad to meet you. —____________
—How much is the T-shirt ___________? —65 dollars.
I've visited a lot of different places and stayed in lots of different hotels, but none of them___________ this one.
—Look at these tracks.It __________ be a wolf. —It needn't be.It be a fox.