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There be句型
is
am
are
荷兰 布尔坦赫城（Bourtange)
麦田怪圈
st
ar
stand
stop
stick
How many stars are there?
埃及金字塔(Pyramids)
Egypt
triangle
rectangle
the Big Ben
the UK英国大本钟
How many squares are there ?
nine squares
Tian'anmen Square
天安门广场
How many ?
There are 50 .
How many triangles?
There is / are...
How many ...?
There is / are...
How many ...?
There is / are...