Guesting
vi. 做特邀嘉宾（guest的现在分词形式）
🗣️ 情景例句
Don't worry, be happy.
别担心，开心点。
When the storm broke, I was doing the ironing.
当火起来的时候，我在烫衣服。
On his arrival he was sold to a farmer and worked in the fields.
一到美国，他就被卖给了一个农场主，到地里干活。