—How about the pollution in the countryside?
—Luckily, it's not as serious as _______ in the big cities.
| A．that | B．it | C．one | D．those |
-- What's wrong with you, Sandy? You look so worried.
-- My pet cat _______ by a car this afternoon. And it is in hospital now.
A. is hit B. was hit C. hit
—How is your father feeling today?
—Much _______. He can’t go to work today.
A. bad B. worse C. better
—What are you looking for?
—I’m looking for the book_______ you lent me yesterday.
A. that B. who C. whose
—What about _______ a rest?
—OK. Let’s go out and have a walk.
A. to take B. takes C. taking
—Have you ever been to Shanghai?
—Yes. I _______ there a few months ago.
A. have been B. went C. have gone