-- Hi, Samantha! When did you arrive in Leeds? --- Last week, I ___________ a different culture since then.

I graduated from college twenty years ago and I ____________ as an English teacher in this middle school ever since.

The train arrives in Liverpool at 10 p.m. tonight . The plane I would like to take from there _______by then.

Before I realized that what I said at the meeting did hurt him, he _________ without a word.

The milk must be preserved at this temperature until it ____.

The way of life he was used to _______ when he came to study in America. 

—Car prices have been going down sharply in the last 20 years.—It’s not surprising because the law of market _____the price of a product

---I'm trying to find yesterday's newspaper. Have you seen it?---I'm afraid that I ________ it away. I thought you had finished reading it. 

All the flags for the sports meeting to be held next week _______ by hand. It will take us four days to make them.

—Jane and July are here. Did I introduce them to you?—No，you didn’t. I’ve seen them，but we__________.

Now that the weather is so bad, the sports meet ___________ .

---- Look! Everything here is under construction. ---- What’s the pretty small house that ____________ for?

Hurry! The train _______. You know it _____at 8:30am. .

With the help of high technology, more and more substances _________ in the past years.

I have devoted four weekends to writing papers and now I feel I ________a rest.

—— Can’t you notice the person shaking hands with the leader? He is our classmate Tom! —— Oh, my God ! I ____________ him. 

She can’t ______ having nothing to do.

---- I called you 10:30 p.m, but you didn’t answer it. ----I _____my work and ______a bath.

A fully-grown blue whale _____ 110 feet in height and _____ several tons.

Many students ______independent learning skills because the education system spoon-feeds them.