School officials decided to make changes at Ballou after less than sixty percent of the senior class graduated in two thousand six.
VOA: special.2011.06.23
Again, when we see this evidence, then it starts to help guide us about what we might do to make changes in society in general.
当我们看到这些事实的时候,我们就知道可能应该怎么做,才能在整体上改变这个社会
I do think that he's trying to make good changes, but it's not going to be easy.
我认为他的确在努力要做一些改变,但这并不容易。
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