It is 10 o’clock now. He _____ be back at any time.
| A．must | B．should | C．may | D．can |
—There is still a copy of the book in the library. Will you go and borrow?
—No, I’d rather buy in the bookstore.
| A．it; one | B．one; one | C．one; it | D．it; it |
Health problems are closely connected with bad eating habits and a _____ of exercise.
| A．limit | B．lack | C．need | D．demand |
I looked under _____bed and found ______book I lost last week.
| A．the; a | B．the; the | C．不填; the | D．the; 不填 |
— It is unwise for some people to drive and talk on a cell phone.
—_______. It’s very dangerous.
| A．I couldn’t agree more | B．Not really | C．Good idea | D．That’s great |
A new survey released by Yale University finds that Americans trust scientists most when ______ comes to information on climate change.
| A．that | B．this | C．it | D．there |