__________ he told us __________.
A. Until; that we understood
B. Not until; did we understand
C. It was not until; that did we understand
D. Not until; then we understood
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__________ I had calmed down, my brain was also beginning to work much better.
A. For
B. Now that
C. Lest
Despite
My mother is anxious to hear any information __________ the results of election.
A. concerned
B. being concerned
C. concerning
D. having concerned
I spent the whole day repairing the car. The work was __________ easy.
A. nothing but
B. anything but
C. something except
D. all but
They are turned around in a huge machine to get them __________ the forces they will experience in space flight.
A. use
B. used
C. used to
D. be used to