She _______ the waitress ten dollars for lunch.
--Can I change for a quiet room? This one is too noisy.--Sure, you can. But you need to pay for________20 dollars.
--Have you seen Jack? His mother is looking for him all the afternoon.--No, I haven’t. I am sure his mother________be very worried.
--It ________nearly 10 hours to drive from Chongqing to Shanghai.--That’s tiring. I would rather choose the plane.
--How did you get the news about the accident of Sewol Ship?-- I________by Jerry on the Internet.
--Bill has made much progress in his study through his hard work.--So _________. And he has set a good example for other students.