In 1999, the government spent about $ 39 billion to ______.
A. improve the prison conditions
B. keep men and women in prison
C. build houses for prisoners
D. maintain the prisons
第1题:
A.used
B.took
C.cost
D.spent
第2题:
If the Shipowner relies on an excepted peril, he must ________ that the loss or damage was caused thereby.
A.prove
B.approve
C.disprove
D.improve
第3题:
第4题:
13.
A.played
B.took
C.wanted
D.spent
第5题:
第6题: