It was only about 10,000 years ago that animals were first being domesticated and crops were being cultivated and harvested, …….., humans had fed themselves through fishing, hunting birds and animals and gathering wild food.
ตัวเลือกที่ 1 : Before that time
ตัวเลือกที่ 2 : Recently
ตัวเลือกที่ 3 : Ever since then
ตัวเลือกที่ 4 : Until today