1.Present continuous现在进行时: 

   subject主语 + verb to be动词(be) + verb-ing动词ing

   I am reading.  I am watching.

   You are drinking.  You are listening.

   We are running.  We are climbing.

   He is walking.  He is swimming.

   She is cooking.  She is singing.

   They are playing the guitar. 

   They are riding a bike.

2.Conversation:

   A: Hello!

   B: Hello! I would like a table for ……., please!

   A: This way, please!

   A: May I take your order?

   B: I would like ……………... What kind of ………… do you have?

   A: We have ……………, …………….and ………..

   B: What’s in the ……………?

   A: There is ………., ……….., ……….. and ………...

   What kind of ………. would you like? 

   B: I’d like ………………., please.

   A: Just a moment!

   B: Thanks!