1. I like playing games on my smart phone.

Question

2. I like chatting in Kakao Talk, which is a mobile messenger application used on smartphones.

3. I like sending and receiving messages on Kakao Talk.

4. I like talking wit my colse friends on Kakao Talk.

5. I like playing games on/in Kakao Talk.

(Would you correct any errors in the sentences? Thank you.)

Answer 1

4. close

5. on

Answer 2

Writeatcher is correct but can't understand the name