Now and then

This is how we travel now.我们现在这样旅行。 This is how people used to travel.人们过去这样旅行。 This is how we see at night now.我们现在晚上这样看东西。 This is how people used to see at night.人们过去晚上这样看东西。

This is how we cook now.我们现在这样做饭。 This is how people used to cook.人们过去这样做饭。 This is how we keep food cold now.我们现在这样冷藏食物。 This is how people used to keep food cold.人们过去这样冷藏食物。 This is how we wash our clothes now.我们现在这样洗衣服。 This is how people used to wash clothes.人们过去这样洗衣服。