Your _________ system can remember how to fight a germ for the rest of your life.
A: digestive
B: immune
C: defence
D: urinary
A: digestive
B: immune
C: defence
D: urinary
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
- 中国大学MOOC: Your _________ system can remember how to fight a germ for the rest of your life.
- 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.
- Once your business being international, () constantly will be part of your life. A: your fly B: your flight C: fight D: flying