Directions: Please complete the sentences with the words or expressions in the box. Make changes when necessary. portrait direct muscular bald recognize familiar overweight curly sighed slim You look . Have we met before?
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
皮皮学刷刷变学霸
举一反三
【单选题】The use of cars creates particulate matter in different ways, rather than just one.
【简答题】Particulate matter caused by cars is still a problem after the car has been taken off the roads forever, because particles from ______ pollute the atmosphere and water.
【简答题】阅读理解。 Notes: **API stands for Air Pollution Index(指数). **Particulate matter (PM10) is a major component of air pollution that threatens both our health and our environment. It consists of very small l...