Rewrite the sentences, using the suggested words.
1. Nobody in our class is shorter than Hung. => Hung is the....
2. We make the water dirty because we throw the rubbish into the river. =>If we throw...
3. Mai is 140 m high, Anh is 150 cm high and Linh is 155 cm high. => Linh is the...
4. Let's protect the environment by reducing the rubbish. => If we reduce...