Thisschoolbag is notexpensive.Andtheprice ofit is the         of the three.

---_________ clever boy your brother is!---So he is. He is_________ in my family.

—Do you like the film 13 Flowers of Nanjing(金陵十三钗)？—Yes, I do. In fact, I've never seen a _______one.

— If there are ____ trees, the air will be cleaner.— I agree. Then there will be less pollution.

The Voice of China became one of _________ TV shows last year.