Only when I left home to go to college ___ how much my mother had done for me.
#79619
A
did I realize
B
I realized
C
had I realized
D
I had realized
推荐题目
We should keep it in mind that beneath our feet ______ that our life depends on for food and clothing.
#82075
A
lies the earth
B
lying the earth
C
does the earth lie
D
the earth is lying
As is known to us all, under no circumstances______ temporary economic development at the expense of the environment and resources.
#80769
A
should we seek
B
we should seek
C
we had sought
D
had we sought
—He looks very hot and dry. —So ____ if you had a temperature of 103.
#84054
A
would you
B
will you
C
would you have been
D
do you
Only when your identity has been checked , .
#84594
A
you are allowed in
B
you will be allowed in
C
will you allow in
D
will you be allowed in
It is no doubt that once ____ this city, you’ll find that there is so much surprise waiting for you to discover.
#83842
A
visit
B
visiting
C
visited
D
to visit