Telephone Conversations !!

10th graders 

Talking on the phone is sometimes difficult because you can talk face-to-face with the other person, but you can speak better on the phone as you study common telephone expressions...

https://www.businessenglishpod.com/2016/01/10/bep-21a-english-telephone-skills-starting-phone-call/  Starting a call.

https://www.businessenglishpod.com/2016/01/17/business-english-pod-21b-telephone-english-skills-taking-and-leaving-a-message/ Taking & Leaving a message.

https://www.businessenglishpod.com/category/telephoning/ Telephoning