-Hello, may I speak to Mr. Smith?-Sorry, he isn’t in. He__________ the office.A. has been to B. has gone to C. has been away
Eat less and exercise more,otherwise you’11 get out of.
Recycling is one way to protect the environment,reusing is.
— I’m too tired to go any further. —_______! I’m sure you can make it.
— Excuse me, is this seat taken? —_____. That man got his books and left a few minutes ago.
—Has your friend completed his design? —Not yet. He _______ on it last night.