Do you know the boy ________ is sitting next to Jim? Yes. He is Jim’s friend. They are celebrating his ________ birthday.

is important for all of us English loudly in the morning.

It takes us about an hour ________ our homework every day.

Who is ______ man with glasses? — Oh, he’s our new English teacher, Mr. Li.

Physics is an important subject, isn’t it ?—Yes. ________it well and you’ll find it useful in your daily life.