【推荐1】Last week, our class carried out a survey with regard to the sense of _________ (happy) among all the students in our school. (所给词的适当形式填空)

【推荐2】Having an extra day off made students___________ (happy) than ever before.

【推荐3】I felt___________（happy/happily）that their life had improved. （用适当的词填空）

【推荐1】People find it quite easy to become _______ (addict) to bad habits. (所给词的适当形式填空)

【推荐2】She returns to work, feeling________(energy). (所给词的适当形式填空)

【推荐3】You are an expert in this field and only you can be ______ (influence) in the decision. (所给词的适当形式填空)

【推荐1】While running regularly can’t make you live forever, the review says it is more effective at lengthening life ________walking, cycling or swimming. （用适当的词填空）

【推荐2】I have never spent a________ (worrying)day. (所给词的适当形式填空)

【推荐3】But don’t you think it would be better if you were a bit ___________________ (thin).