问题

It has been proved _____ eating vegetables in childhood helps to protect you against serious illnesses inlatter life.[ ]

A: if
B: because
C: when
D: that

正确答案是：

同类题型

Have you seen the film “Titanic”, ____ leading actor is world famous?

The writer and singer ______ here.

Yao Ming made it clear that he would never consider retiring from the NBA he could recover his health

You my good friend. Your name Mary.

Martin Murray used to be afraid of being __________.—-But now he realizes that his mother is always there for him.