Ребята, помогите пожалуйста!!!

Use the necessary form of the adjective or adverb. l. The Mississippi is (long) river in the world. 2. My cigarettes are (bad) than yours. 3. The battle of Waterloo was the (great) battle of all times. 4. This plan is (practical) of all. 5. She is not so (tall) as her sister. 6. He is (strong) than his brother. 7. Our house is as (low) as yours. 8. Elbrus is the (high) peak in the Caucasian mountains. 9. The Neva is (wide) and (deep) than the Moskva river. 10. October is (cold) than June.

1)the longest 2)better3)greatest4)the most practical5)tall6)stronger7)low8)highest9)wider/deeper10)colder