Mr.Smith, of the speed,started to read a novel.
| A．tired, boring | B．tiring, bored | C．tired, bored | D．tiring,boring |
It is illegal for a public official to ask people for money ____ favors to them.
| A．in preference to | B．in place of |
| C．in agreement with | D．in exchange for |
–Bill is warm-hearted and works hard.
—________ his sister Betty.
| A．So is | B．So does | C．Nor does | D．It’s the same with |
–How can I operate this machine?
—Well, just refer to the _______.
| A．explanations | B．expressions | C．introductions | D．instructions |
He threw away all the ______ cigarettes, _______ to give up smoking for the sake of his health.
| A．remained; determining | B．leaving; determined |
| C．remaining; determined | D．left; determining |
Mandy, ___ university student from Canada, teaches us ___ history of western art.
| A．an; the | B．a; the | C．the; / | D．the; a |