Leave your key with a neighbor _____you lock yourself out one day.
As you ______ new words in context, it is a very good method for you to guess their meanings.
------ There is still a copy of the book in the library. Will you go and borrow_______ ? ----No,I’d rather buyin the bookstore.
They were surrounded by the enemy, but finally they _____ out of the encirclement.
----I _____to go for a walk. -------But I_____ going shopping.
They had a wonderful holiday, ____________bad weather.