Question

me pueden ayudar con mi tarea de ingles no entiendo mucho...

Answer 1

Son comparaciones, la "fórmula" es: sujeto o pronombre + verbo to be (en este caso significa ser) + as (para la comparación) + adjetivo + as (para la comparación otra vez) + lo que se compara

Ahora sí, solución:
1. Andy isn't as heavy as Tim
2. Tim is as tall as Andy.
3. Andy isn't as old as Tim.
4. Tim isn't as clever as Andy. 
5. Andy is as friendly as Tim.