在现金流量表中，作为现金流入的流动资金回收，应发生在()。
A．计算期每一年
B．生产期每一年
C．计算期最后一年
D．投产期第一年
参考答案：C
All parents should ______ better with their children. They really need to talk with their kids.[ ]
A. learn
B. exercise
C. work
D. communicate
We shouldn't ________ the disabled or treat them badly. [ ]
A. look up to
B. look down upon
C. look out for
D. look out of
