八、佳句填充 (15%)
＊ 泡菜可以追溯到農業初期，自從那時後人們就吃青菜來保持身體健康﹔然而，他們發現冬天的時候根本不可能種青菜，因為地表太硬了。 Kimchi goes back to the time ___________ farming first began. People have been___________ vegetables since then to stay ___________ . However, they found that in the winter months, ___________ vegetables was almost ___________ because the ground was too hard.