聚磷腈主链结构是由磷和氧原子交替组成的高分子聚合物
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Manual workers often receive much higher ______ than people who work in offices
A. gains
B. fees
C. payments
D. wages
His ______ kept his secret.
A. brothers
B. workmates
C. companions
D. comrades
His rise in status more than ______ the loss of money.
A. pays back
B. rewards
C. compensates for
D. values
He wanted to be ______ ‘Mr. Bloggs’, not‘Alf’.
A. addressed as
B. named
C. cried out
D. Shouted
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