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— Which is the deepest salt lake in the world?
— The Caspian Sea is the deepest of all the salt lakes.
— Did you know that China is one of the oldest countries in the world?
— Yes, I did. It’s much older than the US.
It is ... long / wide / high. = It is ... in length / width / height.
The desk is three metres long / wide / high.
The desk is three metres in length / width / height.
知识拓展
长安街大约 10 公里长, 60 米宽。
Chang’an?Street?is?about?10?kilometers?_____?and?60?meters?_____.?
=Chang’an?Street?is?about?10?kilometers?in _______?and?60?meters?in ______.
long
wide
length
width
nice—nicer—nicest
Describe the pictures below.
Jim--- young
Kate--- younger
baby--- youngest
young—younger—youngest
heavy
heavy---heavier--- heaviest
lovely
lovely --- more lovely --- most lovely
famous
Maggie
Mr. Cui
Jordon
famous ---more famous --- most famous