摘要： It has been proved eating vegetables in childhood helps to protect you against serious illnesses in later life. A. if B. because C. when D. that [解析] D 该句中it是形式主语.所填选项引导真正的主语从句.从句中不缺任何成份和意义.只缺少连接词.所以用that引导.
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It has been proved______eating vegetables in childhood helps to protect you against serious illnesses in later life.
A. if B. because C. when D. that
查看习题详情和答案>>It has been proved ___ eating vegetables in childhood helps to protect you against serious illnesses in later life.
A. if B. because C. when D. that
查看习题详情和答案>>It has been proved ___ eating vegetables in childhood helps to protect you against serious illnesses in later life.
A. if B. because C. when D. that
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