如果企业购买其他企业发行的债券，企业将成为债务人。
A. 对
B. 错
If my brother ____ here last Sunday,he ____ me from going.
A. had been;would have prevented
B. had been;would prevent
C. were;would prevent
D. were;would have prevented
The judge ordered that the thief ____ punished.
A. would be
B. should be
C. were to be
D. must be
If the United States had not entered the Second World War,probably the 1940 unemployment rate of 14% ____ still further.
A. would rise
B. would risen
C. would have risen
D. had risen
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