Mike12345
Member
- Joined
- Feb 8, 2014
- Member Type
- Student or Learner
- Native Language
- Chinese
- Home Country
- China
- Current Location
- China
1 The key to solve the problem is to meet the demand made by customers.
2 The key to solving the problem is to meet the demand made by customers.
I think the first one is correct. But someone said "to" can be a preposition, so the second one is right. I got confused. What's your opinion?
2 The key to solving the problem is to meet the demand made by customers.
I think the first one is correct. But someone said "to" can be a preposition, so the second one is right. I got confused. What's your opinion?