• 改革

• 人生

• by surprise

• Drill Practice

• 45. It takes 時間

• 努力

• not ～ at all

• 語彙増強練習５

• 44. had better

• 効率

• I look ...

• Prediction Practice

• 43. I don't think ...

• 恐怖

• be messed up

• Extension Practice 6

• 42. let's

• バランス

• It's so easy to ~

• Extension Practice 5

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