, so they were able to earn their own living by selling newspapers. [ ] A．Their
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![, so they were able to earn their own living by selling newspapers. [ ] A．Their](/pic/43_758612.jpg)
________, so they were able to earn their own living by selling newspapers.
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A．Their health improving
B．They were improving in health
C．They were improving healthy
D．They were improved their health
试题答案
答案：B
提示：“在……方面有提高”improve in． |