Write.
1. Australia is __________ (large) Singapore.
2. Damb’ri waterfall is __________ (high) Prenn waterfall.
3. Cars are __________ (fast) bikes.
4. Grapes are __________ (small) apples.
5. Ba Be lake is __________ (deep) Hoan Kiem lake.
6. Phu Quoc island is __________ (large) Con Dao island.

