His ______ are $800 a week. [ ]
A. wages
B. money
C. salaries
D. pays
答案:A
The old houses are being pulled down to ____ a new office block.
A.supply with
B.make use of
C.make room for
D.take the place of
STRIPS基于以下( )金融工程技术。
A.分解技术 B.组合技术C.整合技术 D.无套利均衡分析技术