1. If we go to school by bike , we will save the invenoment.
2. If my father eat an ice cream , he will sick.
3. If I go shopping , I will say goodbye my money.
4. If I play with my cousin's dog , it's will bate me.
5. If she go swimming in the swing , she will ill and fever.
Câu ĐK loại `1` : If + S+V/V-s/V-es , S+will +V