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题库 / Prep2007E1-SC-31
According to some economists, the July decrease in unemployment so that it was the lowest in two years suggests that the gradual improvement in the job market is continuing.
so that it was the lowest in two years
so that it was the lowest two-year rate
to what would be the lowest in two years
to a two-year low level
to the lowest level in two years
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①A/B选项还有一个问题就是it的指代，it是指代unemployment还是decrease。
②so that只适合用来描述adj.
（第一次选对了 第二次选错了）
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