一、单项选择题（本大题共15小题，每小题2分，共30分）
在每小题列出的四个备选项中只有一个可以替代句中划线的单词或词组，请将其代码填写在题后的括号内。错选、多选或未选均无分。
1. The authorities are willing to permit a run-down in the country’s international reserves over the next few years as means of accelerating the introduction of foreign technology. ( )
A. speeding up B. speeding on
C. speeding off D. speeding down
2. Another 20% worked well, but the remaining 60% should have been scrapped. ( )
A. scratched B. renovated
C. stimulated D. introduced
3. Now Zhangjiagang is China’s seventh largest port and a tumultuous construction zone of half-built office buildings and hotels. ( )
A. tremendous B. numerous
C. noisy D. orderly
4. Against this deteriorating global background, the improvement in economic performance in a few developing regions in 1991 was especially noteworthy. ( )
A. determinating B. tolerating
C. improving D. worsening
5. Balanced against that criticism is the positive reaction in Latin America to Mr. Clinton’s embrace of the free-trade agreement. ( )
A. hug B. embarrassment
C. acceptance D. balance
