She has a lot of books , but she has not many bookshelves .

Peter, what have done withthe poor dog? He is wet through!—Not ______, mum! I neverdo the same thing a second time.

The old woman got up to get some sleeping pills but found there was ____ left at home.

You’d better put on a heavy coat.Sometimes it________be very cold here at night.

all know, it was _____ that resulted in the terrible car accident.