中国大学MOOC: You are expected to leave tips in a French restaurant.
举一反三
- Can you leave tips in the credit card?
- 中国大学MOOC: You are not to leave .
- 中国大学MOOC: If you refuse to give taxi drivers tips, you may cause __________.
- 中国大学MOOC: What are the tips for you to deliver your presentation effectively?
- 中国大学MOOC: If you want to order at a fast food restaurant, you may say_________.