Hello, may I speak to Mr Green, please? —Sorry. Hea meeting. Can you call him later?

What do you think is the best way tothe pollution problem?

Do you see that good-looking young man? is a famous Korean film star.

________the words on the blackboard! Can you_________ them?

She looks sad. Do you know why?—Her son went to study in Canada. I think she _________ him.