It was not immediately obvious _____ water was to be fundamental to the development of life.
#93884
A
what
B
that
C
when
D
why
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_______ on your study, and you will make greater progress.
#93243
A
Concentrating
B
If you concentrate
C
Concentrate
D
To concentrate
 _________ is no possibility _________ China wins FIFA World Cup.
#91860
A
There; that
B
It; that
C
There; whether
D
It; whether
_____merely on what the average is , and you’ll remain average.
#92367
A
Focused
B
Focus yourself
C
If you are focused
D
Focusing