涨价预备费PC＝∑It[(1+f)t-1]中，f代表( )。
A. 建设期价格上涨指数
B. 通货膨胀率
C. 行业基准利润率
D. 银行利率
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财务净现值与基准收益率的关系表现为( )，
A. 基准收益率增大，财务净现值相应增大
B. 基准收益率减少，财务净现值相应增大
C. 基准收益率的大小与财务净现值无关
D. 基准收益率减小，财务净现值相应减小
What does the sentence "as if to leave space for Mr. Gore to contemplate his next step" mean
A. Bush hopes Gore to join his administration.
Bush hopes Gore to concede defeat and to support him.
C. Bush hopes Gore to congratulate him.
D. Bush hopes Gore go on fighting with him.
If one slat in a Venetian blind is ______ in the wrong direction, Murray can't have a moment's peace until he has fixed it.
A. tipped
B. topped
C. tapped
D. toyed
The drop-out rate of college students seems to go UP because ______.
A. young people are disappointed with the conventional way of teaching at college
B. many young people are required to join the army
C. young people have little motivation in pursuing a higher education
D. young people don't like the intense competition for admission to graduate school
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