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long
big
small
Tall, tall. I am tall.
Short, short. You are short.
Fat, fat. He is fat.
Thin, thin. She is thin.
Long, long. It’s long.
Short, short. It’s short.
Big, big. They are big.
Small, small. They are small.
It’s beautiful.
It was also beautiful then.
It is a _______.
It was an ____then.
chicken
egg
now
then
then
now
It is _____.
It was _____ then.
short
long
现在now： 过去then：
am
is
are
was