______from heart trouble for years,Professsor Wang has to take some medicine with him wherever he
题目
______from heart trouble for years,Professsor Wang has to take some medicine with him wherever he
:Suffered
B:Suffering
C:Having suffered
D:Being suffered
答案
c
suffer 不及物
用完成式表示对现在的影响
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我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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