—You didn’t go to Europe, why? —I _____ this morning, but I _____ to Shanghai because of an emergency ．

Those boys _____ many times not to go on line, but it doesn’t make any difference.

—Why were you so late this morning? —I _____ in heavy traffic for an hour on the way here.

We consider it necessary that a plan _______ before doing the work.

By the middle of the 21st century, the vast majority of the world’s population _____ in cities rather than in the country.

--- You look very tired. _____ at all last night?--- No, not really. I’m tired out now.

---Allen, are you coming with us? ---I’d love to, but something unexpected ____.

My boss______for Beijing in a few days. Do you know when his plane______?

As a teacher, he is ______ to work hard and must be strict in his work.

- What's up? You didn't pick up the phone just now. - I'm sorry that I     dancing with music on, but it's done now.

--Remember the first time we met?---Sure. You _____________ the novel Gone With the Wind in the library.

 ---- I hear that Jason is planning to buy a car.---- I know. By next month, he _     enough for a used one.

 Is honesty the best policy? We _      that it is when we are little.

When Nancy was at college, she ______ three foreign languages. But I am surprised to find that she ______ all except a few words of each.

---Why, Emily, you look so energetic! ---Well, I ______ in the gym for a slim figure so far.

---At this time tomorrow _______ over the Atlantic.---Oh, wish you a good journey.

—Must you play that music so loud, uh? I’ve got an interview tomorrow! —Terribly sorry, buddy. I ______ you could hear it.

The sights of Nanchang never fail to _______ foreign tourists, making them abandon themselves to the beauty of the city.

 — Why do you look so worried? —My computer broke down and my essay ______ unfinished since.

---You are late again! We _________you could attend the assembly on time.---Sorry, I __________to my office to get my papers.