Whether enough blood is donated could be a(an) ________ of life and death for the accident victims.
#14499
A
concern
B
approach
C
affair
D
matter
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He _______ cards with his friends, but now he _______ a walk after supper.
#14230
A
used to play; is used to having
B
is used to playing, used to have
C
used to play; is used to have
D
is used to playing; is used to have
If he ________ my advice, he wouldn't have lost his job.
#11439
A
followed
B
should follow
C
had followed
D
would follow
 Two _____ died of cold last winter.
#14341
A
scores of old people
B
score of old people
C
scores of old peoples
D
score of old peoples