How __________ is the Sahara?
How big/large is the Sahara?
How __________ is the tree? It's 3 ______.
How tall is the tree? It's 3 metres.
How __________ is Miss Poon? It's 52 ______.
How heavy is Miss Poon? It's 52 kilograms.
How __________ is the bridge? It's 2 ______.
How long is the bridge? It's 2 metres.
How __________ is the mountain? It's 3,776 ______.
How tall is the mountain? It's 3,776 metres.
How __________ is the Nile? It's 6,630 ______.
How long is the Nile? It's 6,630 kilometres.
How __________ is the waterfall? It's 979 ______.
How high is the waterfall? It's 979 metres.