Serina has been watching the TV series the whole night.— ________.

I am going to Beijing for a trip next month.– ___________. Don’t forget to send me some postcards.

What are Daming and Betty doing at the moment—They__________a dragon dance.

— Have you seen the film before?— No.This is the first time that I________ it.[ ]

known to all language learners, the newly learntwords will soon be forgotten unless ______ used in everyday communication.