填空题

Because little research had been done on the explanation of happiness, before going into the lab, Lyubomirsky had done some ______.

【参考答案】

groundwork
<上一题 目录 下一题>
热门 试题

填空题
Lyubomirsky designed a Subjective Happiness Scale because she believed it was each person’s ______ that can faithfully record their own happiness.
填空题
A large sum of money must be spent on Lyubomirsky’s research because it needs to trace a lot of people ______.
相关试题