问题
选择题
As is known to us all, under no circumstances______ temporary economic development at the expense of the environment and resources.
A．should we seek
B．we should seek
C．we had sought
D．had we sought
答案
答案：A
题目分析：考查倒装句：句意：我们都知道我们绝不能以环境和资源做代价寻求暂时的经济发展。Under no circumstances绝不，否定词在句首的时候，句子用部分倒装，情态动词should提到主语前面，这句话不能用过去完成时，排除CD项，选A。