1t is very important ______ us to get on well with others.[ ]

Where ______ my shoes?—Under the chair.

We haven’t got enough books for everyone to have one: some of you will have to ______.

Some young people in America are expected to leave ______ could be life’s most important decision—marriage— entirely up to luck.

Have you ever seen ____ pen? I can’t find my pen anywhere. –Is it ____blue one? It is under the book.