理解“当”和“何时”之间的区别
Have you ever felt confused about when to use ‘while’ and ‘when’ in sentences? Don’t worry. In this easy-to-follow guide, we’ll explore the difference between these two words, and I’ll make sure you’re crystal clear about when to use them. Let’s dive in! 1. What’s the difference between ‘while’ and ‘when’ ? Let’s start with … 阅读更多