My sister is __________ (young) than me
younger
What's __________ (long) river in the world?
the longest
Peter bought ___________ (expensive) watch in the shop.
the most expensive
I am much __________ (busy) now than I used to be.
busier
What's __________ (high) mountain in the world?
the highest
German is much ____________ (difficult) than English.
more difficult
She looks much _________ (happy) now that she quit her old job.
happier
What's __________ (popular) sport in your country?
the most popular
The weather was much ________ (good) today than yesterday.
better
I think Sydney is ___________ (beautiful) than Melbourne.
more beautiful
Who is ___________ (intelligent) student in your class?
the most intelligent
I am ___________ (old) in my family.
the oldest
Rewe is ____________ (far) from my house than Aldi.
further
The Concorde was __________ (fast) passenger plane in the world.
the fastest
Your book is ____________ (interesting) than my book.
more interesting