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

I like the program Man and Nature.— But I _______Sports News.

I think trees ____________ twice a week in such hot weather.—Yes, I agree. Or they may die without water.

It is ___ hark work for her that she isn’t able to do it ____.

Is that your pencil _____ the lost and found case? [ ]