1.

$\text{1.}$ The Burger Bar is as popular as the Pizza Restaurant.

$\text{2.}$ Ireland is as wet as Scotland.

$\text{3.}$ Lemonade isn't as sweet as cola.

$\text{4.}$ Your shorts aren't as dirty as your T-shirt.

$\text{5.}$ My mum's pizza is as good as the pizza at Harry's Cafe.

2.

$\text{1.}$ younger

$\text{2.}$ more interesting

$\text{3.}$ easier

$\text{4.}$ farther

$\text{→}$ far - farther - the furthest

$\text{5.}$ bigger

3.

$\text{1.}$ The train is faster than the bus.

$\text{→}$ Vì mất ít tg hơn

$\text{2.}$ Istanbul is hotter than London.

$\text{→}$ Vì nhiệt độ cao hơn.

$\text{3.}$ The pizza was better than burger.

$\text{→}$ good - better - the best