—We have to cancel the picnic because the weather is changing for the worse.— ________. I’m looking forward to it all the time.
A. Never mind B. Good idea
C. My pleasure D. What a pity
— ________ is the population of your city， Ben?
— I’m not sure. But I know it’s getting _______ now.
A. what， larger B. what， more
C. How much， larger D. how much， more
— Look! It _______ be Tom in the classroom.
— It ________ be him. Because I saw him in the teachers’ office just now.
A. may， mustn’t B. must， can’t
C. can， can’t D. mustn’t， can
— Your parents aren’t at home， are they?
— No. They ________ to Shanghai on a business trip.
A. go B. will go C. have gone D. have been
— What’s wrong with you， Jane? You look tired
—I_______ to watch my favorite TV program last night.
A. stayed up B. put up
C. turned up D. picked up
— I won’t get good grades ________ I work hard.
—That’s _______ everyone is trying their best to achieve their dreams.
A. until， why B. unless， why
C. if， because D. since， when
