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desk
teacher‘s desk
wall
chair
blackboard book classroom computer
desk furniture map picture television wall
classroom
What can you see?
blackboard
television
computer
desk
teacher‘s desk
wall
chair
blackboard book classroom computer
desk furniture map picture television wall
blackboard book classroom computer
desk furniture map picture television wall
Preview task1
20 twenty 30 thirty 40 forty 50 fifty
60 sixty 70 seventy 80 eighty 90 ninety
Preview task2
rule:
eg. sixty seventy ninety
____ty
seventy
thirty
forty-six
fifty