Question

China won't be a fast-growing but fragile country．It has to develop it's military strength in order to make any power think twice ________ trying to offend China's key interests．

1. A.
   before
2. B.
   when
3. C.
   while
4. D.
   until

Answer 1

A
本题考查状语从句省略主语。题意为：中国并不是一个快速发展却容易被人欺凌的国家，她必须发展其军事力量，以便让任何想侵犯其核心利益的国家都三思而后行。