单选题
英语六级
2017-03-12
A．They focus on environmental issues.
B．They focus on people's mental health.
C．They tell people how to be positive.
D．They tell people how to be confident.
参考答案
C
答案解析
此题暂无解析
你可能感兴趣的试题
A．Human brains tend to store bad memories.
B．Human brains search for a memory not long ago.
C．Responses are based on a reference memory.
D．New information is memorized better than old ones.