As is known to all, oranges are Vitamin C.A. rich in B. poor withC. short of D. good for

发布时间：2020-08-16 19:11:38

As is known to all, oranges are      Vitamin C.
A. rich in        B. poor with        C. short of       D. good for

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解析：这题考查词组辨析：be rich in富含，be short of缺少，be good for对…有好处，句意是：众所周知，橘子富含维生素C。选A。
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