—Children must have access to good books.
—I can't agree more. Reading is to the mind ________ food is to the body.
A．that B．what C．like D．as
I have been living in the United States for 20 years, but seldom ________ so lonely as now.
A．have I felt B．I had felt
C．I have felt D．had I felt
I am certain by no means ________ his word since he has promised an amount of money to the poor.
A．he will break B．will he break
C．broke D．did he break
So quickly ________ is a possibility today may be a reality tomorrow.
A．are science and technology advancing that
B．science and technology advancing are that
C．science and technology are advancing what that
D．are science and technology advancing that what
At no time ________ the rules of the game. It was unfair to punish them.
A．they actually broke
B．do they actually break
C．did they actually break
D．they had actually broken
Not until he went through real hardship ________ the love we have for our families is important.
A．had he realized B．did he realize
C．he realized D．he had realized
