.Module 1. Book 4 ;.1. have no alternative but (=have no choice but) 除外别无选择; 只要2. alternative energy 可代替能源3. an alternative plan 替代方案4. load with sth. 给 装某物load the truck with coal给汽车装煤5. be on fire 着火(强调状态)catch fire 失火(强调动作,无被动语态)set fire to sth 放火烧某物6. command sb to do sth 命令某人做某事command that (that从句中要用should+动词原形, should可省略)7. free of charge 免费,不花钱in charge of 负责,管理