Your shorts are quite dirty but your T-shirt is very dirty. (not as dirty as)
Your shorts aren't as dirty as your T-shirt.
I'm short, but my sister is very short. (not as short as)
I'm not as short as my sister.
My mum’s pizza is good. The pizza at Harry’s Café is good too. (as good as)
My mum's pizza is as good as the pizza at Harry’s Café.
Lemonade is sweet, but cola is really sweet. (not as sweet as)
Lemonade isn't as sweet as cola.
The burger Bar is popular. The Pizza Restaurant is popular too. (as popular as)
The Burger Bar is as popular as the Pizza Restaurant.
Ireland is wet. Scotland is wet too. (as wet as)
Ireland is as wet as Scotland.