問題詳情:
It has been proved _________ eating vegetables helps to protect you against serious illness.
A. which B. what C. that D. when
【回答】
C
知識點:連詞
題型:選擇題
問題詳情:
It has been proved _________ eating vegetables helps to protect you against serious illness.
A. which B. what C. that D. when
【回答】
C
知識點:連詞
題型:選擇題