中国大学MOOC: Your _________ system can remember how to fight a germ for the rest of your life.
举一反三
- Your _________ system can remember how to fight a germ for the rest of your life. A: digestive B: immune C: defence D: urinary
- Your _________ system can remember how to fight a germ for the rest of your life. A: digestive B: immune C: defence D: urinary
- How much do your kindergarten teacher and classmates _____________ the rest of your life?
- A good education is an ____ you can fall back on for the rest of your life.
- 中国大学MOOC: How can you present your business card?