考博考试

【单选题】The owner of the auto plant refused to raise the workers' wages, saying that it would ______ the profit.
A．cut off
B．cut short
C．cut into
D．cut up

【单选题】 The survey showed that ______ numbers of 15-year-olds were already smoking twenty cigarettes a week.
A．essential
B．steady
C．primary
D．substantial

【单选题】 They reached a(n) ______ to keep their dispute out of the mass media.
A．understanding
B．acknowledgement
C．limitations
D．misgivings

【单选题】According to the author, which of the following is most likely studied nowadays by psychologists
A. Why do we smile when pleased
B．Why do we love our children
C．How do we appreciates beautiful
D．How do we reason and process information

【单选题】 Melting snow______ the regular spring floods in the valley.
A．lends itself to
B．works out
C．throws light on
D．accounts for