It has been proved _______ eating vegetables in childhood helps to protect you against serious illnesses in later life.
#93434
A
if
B
that
C
what
D
when
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It ________ some time _________ I realized the truth.
#92551
A
was; before
B
is; before
C
has been; until
D
has been; after
-- Tom has made great progress. -- _______, and _______.
#92762
A
So he has, so you have
B
So he has, so have you
C
So has he, so have you
D
So has he, so you have
John hit_________. 
#93465
A
him on the head
B
him on his head
C
him in the head
D
him in his head