Helen ______ her keys in the office so she had to wait until her husband ______ home. 

The teacher, with 6 girls and 8 boys of her class, ______ visiting a museum when the earthquake struck. 

------ Kate and Lucy are twins.------ Oh, I ______ why they looked so alike.

------What will you do during the coming winter vocation?------ I don’t know, but it’s about time ______ something.

I want to buy that kind of cloth because I _______ the cloth _______ well.

Edward, you play so well, but I _____ you play the piano.

---Guess what? We’ve got our visas for a short-term visit to the UK this summer.---How nice! You ____ a different culture then.

------ Can I help you? -------- No, thank you. I __________ now.

She’s tired of acting, and she _______ changing for a new job, but she hasn’t made up her mind yet. 

I didn’t know Jane ________in Paris. How long ______here?

 —Has your brother found an apartment yet?—No, he's still living in a room downtown, but I ________ him look.

Life abroad was not easy for him, and it was several years before he ________ the whole community.

--- I saw your uncle take a taxi to the airport. Why didn’t you drive him there ? --- I ___. But my car ____.

Gary Locke , a Chinese-American, once______ as the governor of Washington for 8 years and now is U.S. Commerce Secretary．

Isn’t it lovely to think that I ________ myself on the sunny beach tomorrow at this time.

In the last few years thousands of films __________ all over the world. 

She ____ the house the whole morning but it seems to be at least an hour before she finishes it.

I’m writing to tell you that my family ____ wild animals in Kenya next Sunday.

–How are you feeling about the story of a young lady’s being taken away by a UFO last week?--We are very frightened—I ____bad dreams for weeks.

Upon their entering the tomb, Carter’s lucky pet bird, which he ____ in Cairo, was swallowed by a snake.