Willyou stay for some more days? —Sorry,I_____. My mother called to ask me to go back at once.

Did you enjoy yourself at the party?-Yes.I have never been to________ one before.[ ]

I will not wait for him for a second – he may have something else to do, so he could not _____ here.

We might need more food,_ how many people turn up. [ ]

inished writing the novel, ____is to be published next month.