de; end; refuse; permit; promise 等。РР五、书面表达РР 沙尘暴通常发生在春天,今年从三月底就开始了,有 7000 多万人受其害。你去参加演讲时遇上了沙尘РР暴。天空昏暗,地上盖了一层沙子。能见度不足 20 米,车辆都得慢行。由此你倡导人们要保护环境,阻止РР沙尘暴。РР 请根据以上提示,写一篇关于你所经历的灾害天气的短文。可适当发挥。80 词左右。РР 提示词:sandstorm 沙尘暴РР【参考范文】РР Sandstorms usually happen in spring.This year,sandstorms started in late March.More than 70 million peopleРРhave had problems because of the storms.I went to attend a speech during the storms this spring.The sky was darkРРand the land was covered with sand . Buses and cars all moved slowly . People couldn’t see for even 20РРmetres . What should we do to stop the sandstorms from happening? I think everyone should protect ourРРenvironment.РРР 9