The only food I ever got was the family's _____.
A. leftoff
B. hangover
C. pastime
D. leftovers
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Balancing motherhood and a career proved no obstacle(障碍) for the ____________Alice.
A. strong
B. obscene
C. sustainable
D. indomitable
Tom has many engaging qualities, ______is his considerable good humor.
A. at the least
B. the least of
C. not the least of which
D. last but not least
All living _____ have to adapt to changes in environmental conditions.
A. organs
B. organizations
C. organisms
D. orphans
They should wage a battle _____ the criminals.
A. to
B. against
C. for
D. in
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