His efforts to bring about a reconciliation between the two parties ______.
A. came off
B. came on
C. came round
D. came down
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The roles expected ______ old people in such a setting give too few psychological satisfactions for normal happiness.
A. of
B. on
C. to
D. with
The author argues that our bodies have stopped evolving because ______.
A. life has been improved by technological advance
B. the number of female babies has been declining
C. our species has reached the highest stage of evolution
D. the difference between wealth and poverty is disappearing
2005年底全球共有多少个国家( )
A. 229
B. 208
C. 196
D. 179
The system was redesigned so embrace the network and eventually ______ it in a profitable direction.
A. adapt
B. control
C. install
D. steer