It is late night and you decide to go to bed. What would you say to your host?

A street seller is trying to sell you an oriental carpet, but you're not interested. What do you say?

What do you say if you wish to attract someone's attention?

What do you say if you meet someone in the late afternoon?

What do you say if you want something repeated?

What do you say if you step on someone's foot?

What do you say if an acquaintance asks how are you and you wish to know how he/she is?

What do you say if someone speaks too fast?

What do you say if you wish to know whether a shop assistant speaks English?