Between 4.5 and 3.8 billion years ago, the earth became so ______ that it was not clear whether the shape would last or not.
I have offered to paint the house in exchange for a week’s ____________.
The biggest whale is _______ blue whale, which grows to be about 29 meters long—the height of______ 9-story building.
— Sorry I’m late. I got stuck in traffic. — _________. You’re here now. Come in and sit down.
—I’m interested in that beautiful MP5 player. How much do you charge for it? —$ 150. And it’s of the value. —Well, . but I can’t afford it. Thank you anyway.
______ good advice he gave us!