{01}It ________ that he enjoyed the food very much. A.looked B.seemed C.smelled D.sounded 解析: 本题选B。 {02}I think that vegetables are good food because they _______ lots of vitamins. A.are contained B.are containing C.contain D.contain 解析:contain没有进行时,一般也不用被动形式。 本题选C。
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