English Conversation & Callan Stage 9 New Edition Lesson 141 page 793 start with: What problem might you have if you took a faulty product back to a shop but didn't have the receipt to prove where you bought it anymore?

レッスンで出てきた文法・単語	VOCABULARY:  •receipt  •prove  •excuse me  •I'm sorry  GRAMMAR:  •Two meanings of "quite"  Idiom 42:  put one's foot down = to be determined arid insist on something eg. My daughter kept asking me if she could go to the party but I had ta put my foot down and say no.  SENTENCE STRUCTURES:  •I will go out with my Indian friends.  •We will go sightseeing.  •I will bring them to NINJA house