评论
打印
重点讲解：
1. be made up of （由…）构成的；（由…）制成的；
Food is made up of carbohydrates, proteins and fats.
食物由碳水化合物、蛋白质和脂肪构成。
2. light up 照亮；发亮；
There was an explosion and the whole sky lit up.
一声爆炸照亮了整个天空。
3. heat up 变热；
In the summer her mobile home heats up like an oven.
夏天一到，她的活动住房就变得像烤炉一样热。
4. wait for 等待；等候；
As soon as they've finished up, they kick back and wait for the next show.
他们一完工就开始休息并等待下一场演出。
