22、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

21、–How can I operate this machine?

—Well, just refer to the _______.

A．explanations          B．expressions         C．introductions         D．instructions

20、–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

19、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

18、The girl planned to have dance lessons at the training centre with her friend ______ she would stay for an hour.

A．who          B．where            C．what             D．which

17、Joining the firm as a clerk, he got rapid promotion through his diligence and _____ as a manager last year.

A．dropped out          B．came back           C．ended up          D．started off

16、Was it in 1802 when he discovered his hearing problem _____ Beethoven realized that his future ______ in composing music?

A．that; lay         B．when; lay            C．which; laid           D．that; laid

15、John was honest _____ his companions and won their faith _____ him.

A．to; for          B．with; in           C．for; about           D．with; of

14、The employees consider their boss unfair and unreasonable because he is not _________ in dealing with company affairs.

A．consistent        B．controversial           C．confident         D．conventional

13、The prices of the apartments downtown were _____ high so we ______ gave up the idea of buying one there and chose to live in the suburb.

A．constantly; approximately                            B．generously; purposefully

C．extremely; eventually                                   D．frequently; unfortunately