答案： Dhomework 不可数名词用 a lot of / much 去修饰； many / few + 可数名词复数a lot of 用于肯定句,如： Besides, you need to learn a lot of things while you are working.除此之外,在你工作的时候你需要...非常感谢，解释的很详细清楚！You are welcome.