Kn
A：ee
B：i r
C：a i
____
承担责任的回报，更重要的是无形的财富，如（）①良好的自我感觉 ②他人的赞许 ③获得金钱财富 ④获得新知识或技能
给加下划线的字注音。
参差____ 展开____ 观察____
— How many ________ were on the bus when the accident happened?
— About forty. Seven of them were kids.
