1. While in English we tend to be more specific about eating lunch or dinner, in Chinese more often than not 吃饭 is used.
2. 做好准备 is a common way of saying “to prepare well.”
3. 到时候 can be used to say “when the time comes.”
4. Here are the dates of some of the festivals mentioned in the Vocabulary section:
Lantern Festival – 15th day of 1st lunar month
Tomb Sweeping Day – April 4 or 5
Dragonboat Festival – 5th day of 5th lunar month
Ghost Festival – 14th day of 7th lunar month
Mid Autumn Festival – 15th day of 8th lunar month
Teacher’s Day – September 10th (China), September 28th (Taiwan)
National Day – October 1 (China), October 10 (Taiwan)