1. I have an interest hobby in finding and collecting glass bottles.
2. Mr. Binh has been recycling rubbish for the past two years.

1.I find collecting glass bottles interesting ( HOBBY) 

->My hobby is collecting glass bottles.

2.Mr. Binh started recycling rubbish two years ago. Mr. Binh has 

->Mr.Binh has recycled rubbish for two years.