Tom Sawyer let his friends _______ a long fence by playing a trick one afternoon.

onth we students all had some great speeches. The headmaster together with some other teachers __________ to attend it, too.

We have every reason to believethat________2012 London Olympic Games will be________success.

There ____an old clock,a computer and some books onthe desk.

A number of ______are on in the museum. Let’s see them tomorrow.