Student

A student called up his physics professor

but got professors wife on the call

"he died last week", she explained...

Next day studend called again & asked for the professer

wife answerd i told u he died last week...

Next day he called again, ths tym wife shouted

I'hv told u your professer died last week

Y do u keep calling?

Student Replied

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Sun k acha lagta hai :-)