×9. The poliltical future of the president is now hanging by a ________.
×A. rope绳子
B. cord粗线细绳身体上的带状物
C. string很细的象弦一样
D. thread丝线纤维
考过一次不会再考，粗的会死，细的比较玄
answer：D
10. The statue would be perfect but for a few small ________ in its base.
×A. mistakes
B. weaknesses
C. flaws差错瑕疵
×D. errors
mistake与error的区别不会考
drawbakc缺陷
answer：C