Translation2007-12 87. _(多亏了一系列的心政策) and the rapid domestic economic growth, foreign trade has a sustained remarkable growth. 88. Economic uncertainty makes workers _ (比以前 更倾向于留在原处) , and firms that want to hire find it harder to entice people to move. 89. David was determined to save his daughters life, _(无论作出什么样的牺牲). 90. In the future, students can have classes at home and office workers dont need to go to their offices, because they can get information via the Internet, which is _( 非常方便和省时). 91. The opportunity Cost is defined as the cost of using resources for a certain purpose, _(是用放弃了多少 利益来衡量的). 87. Thanks to a series of new policies. Because of a series of new policies/Owing to a series of new policies/ As a result of a series of new policies 88. more inclined to stay put than before/ more likely to stay put than before 89. no matter at what cost/expense/no matter what he had to sacrifice/ no matter what kind of sacrifice he would make /whatever sacrifice he had to make 90. very convenient and time-saving/ very convenient and can save more time 91. measure in terms of how much benefit is given up/evaluated b how much benefit is given up