It’s a fine day. Let’s go swimming, _____?
Now we have arrived at the lake. But the view I photographed that day ________ any more.
Up to now, our society ________ with limited living space and a shortage of natural resources.
—Will you see me off at the airport at ten tomorrow morning?—Sorry, I ________ a lecture then.
—The rain ________ fast and heavy.—You should ________ some shelter. Look at you—you are all wet.
I had wanted to help you last night but I couldn't spare any time, for I ________ a composition which I have to hand in this morning.