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There is a subway in my hometown, but ________ existed two years ago.

I prefer a house in beautiful surroundings in the countryside to ________ in such a noisy street in Shanghai.

They have done much of the work; when will ________ be finished?

No matter how late she comes home, she makes ________ a routine to walk her dog for about an hour.

Almost 90% of the most popular video games contain violence, and ________ of it is extremely violent.

I don't like football; as for me, ________ would be more fun than watching a 90 minutes' boring match.

Teaching is ________ everybody can do; it requires patience as well as professional training.

We've been looking for a cheap house but haven't found ________ yet.

It makes good sense to buy a large packet because ________ will work out cheaper in the end.

—You look great! Were you on vacation or ________？
—You got it. I've just come back from America.