—Peter, what have done with the poor dog? He is wet through!—Not ______, mum! I never do the same thing a second time. 

That is ____ bag. But this is ____ .

－Tom, who taught          Chinese before you came to China?－Nobody. I learned it by        .

--______ is Jenny．  -- I’m Gina．Nice to meet you．

The girl is too young to look after __________. You shouldn’t leave her at home _________.