The phone signal is ....... (good) here than inside the house.
better
I bought .... (intelligent) robotic vacuum cleaner in that shop.
the most intelligent
Your laptop was more expensive than mine. (not as ... as)
My laptop wasn't as expensive as yours.
These flowers are ......... (pretty) than the ones in the florist's.
prettier
I'm taller than my brother. (not as ... as)
My brother isn't as tall as me.
In Vietnam, riding a motorbike is ..... (convenient) than driving a car.
more convenient
My ....... (bad) mark last term was for Maths.
worst