I’m sorry to keep you ______ for an hour. Now let’s begin our work.

I like _______ to people and _______ books.

te ________ song, whichturned out to be rather popular with _______ young

Last week, only two people came to look at the house, ___ ___ wanted to buy it.

7. Although there is a difference in spelling and pronunciation between American English and British English, both of the countries have much to _______.