Nowadays, many people walk to work ________ Copenhagen Conference calling for living a low-carbon lifestyle to deal with global warming.

She wondered what use she would _______ this chance.

---What do you think of the movie?
----,_____, the movie isn’t interesting enough, though lots of money has been spent on it.

You should never lose your temper with the students; ___, they are only kids.

What will the world use for power when it _______ oil?

-- Do you feel like ______ out?
-- No, I’d rather we _______ a taxi.

I would like a job which pays more, but ______ I enjoy the work I’m doing at the moment.

Everything _____ doing is worthy of _____ well.

Do you know how much time and effort they devoted___________such a complicated project ? 

---“Don’t read in bed.”
--- What did he said?
---He told us _____read in bed.