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课时提升作业(二十九)
Ⅰ. 单项填空
1. White has always been a _____ of purity in Western cultures.
A. mark B. symbol C. sign D. signal
2. (2013·潍坊模拟)The mobile phone was _____ for at least five years, but it was wrong only one year later.
A. ensured B. guaranteed C. protected D. promised
3. At the conference the Chinese foreign minister _____ that China was strongly against the terrorism.
A. declared B. announced C. told D. showed
4. (2013·大连模拟)When I called his name, he _____ and smiled at me.
A. jumped to feet B. rose to his feet
C. kept his feet D. got to his foot
5. The player is under good treatment and the _____ are that he will recover from his injury in time for the next game.
A. opportunities B. occasions
C. chances D. conditions
6. (2013·枣庄模拟)Uncertainties affecting peace and development are ____ the
