panicmonger
Member
- Joined
- Apr 9, 2010
- Member Type
- Student or Learner
- Native Language
- Chinese
- Home Country
- China
- Current Location
- Australia
You are necessary to do these tasks.
You are obligatory to do these tasks.
You are mandatory to do these tasks.
You are compulsory to do these tasks.
I am voluntary to do these tasks.
Are they all correct & grammatical?
Or do I have to change all of them into the following?
It is necessary/obligatory/mandatory/compulsory for you to do these tasks.
It is voluntary for me to do these tasks.
Thank you & Merry Christmas.
You are obligatory to do these tasks.
You are mandatory to do these tasks.
You are compulsory to do these tasks.
I am voluntary to do these tasks.
Are they all correct & grammatical?
Or do I have to change all of them into the following?
It is necessary/obligatory/mandatory/compulsory for you to do these tasks.
It is voluntary for me to do these tasks.
Thank you & Merry Christmas.