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By the time he realizes he ________ into a trap, it’ll be too late for him to do anything about it.

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Water as well as other resources ______ all over the world every day.

We __________3,000 English words by the end of last year.

---You haven’t said one word about the design, Joe. What’s your idea?
---Sorry. I________about something else.

--Have you found your book yet?
--- No, I’m not sure where I________ it?

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. I heard she _________ a book last year, but I don’t know if she has finished it.

—Have you found the problem with the computer ?
—Sorry. It ______ .

The shoes made in Chengdu are usually of high quality, so they ________ long.

– Why, Jack! Someone seems to have called you over there.
-- Yes? I ________ that.

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–Finished the novel? How do you find it?
–_______ It’s worth reading a second time.