<今日の進捗>
Book8 - 39 (Do you enjoy watching television programmes about unexplained happenings?)

<オリジナル回答>
Do you believe that being an egoist is a sign of emotional immaturity? Why?
Yes, I believe that being an egoist is a sign of emotional immaturity because mature people usually have emotional stability.

【解説】
stabilityの発音に注意しましょう。