完形填空考前强化练习十(附谜底详解) As the plane circled over the airport, everyone sensed that something was wrong.The plane was moving unsteadily through the air, and 1 the passengers had fasten... /
2010-06-08 / 查看
13 次
establish an unified, open market with orderly competition 组成统一、开放和竞争有序的市场 dual; purpose exports 军夷易近两用品出口 calculate; on the base line 按原口径计算 voluntary; priva... /
2010-05-11 / 查看
2 次