使用Holmes-Rach的社会再适应量表测量某人的生活事件，LCU总分为250，预示以后两年内患心身疾病的概率为（ ）
A. 无可能性
B. 30％
C. 50％
D. 70％
E. 0％
节俭的价值在于它是（）。
A. 安邦定国的法宝
B. 诚实守信的基础
C. 持家之本
D. 降低企业成本的途径之一
According to the author, children in colonial North America were mainly valued for their ______.
A. academic achievements
B. survival instincts
C. physical characteristics
D. productive roles
It can be inferred from the passage that Feld's daughter was all EXCEPT ______.
A. forceful.
B. absent-minded.
C. realistic.
D. determined.
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