He is indifferent to the (result) of the exam.
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A person's behavior is often (regulated) by his circumstances.
A. 打击
B. 鼓励
C. 偏离
D. 规范
he is writing a letter of (apology).
A. 10
B. 申请
C. 交换
D. 辞职
words cannot (express) my thanks
A. 10
B. 生产
C. 快速的
D. 表达
I do show my (appreciation) for your support
A. 10
B. 希望
C. 痛苦
D. 感激