"you can have an apple,_____you must wash you hands first,"Mum said.A and B or C but D so

"you can have an apple,_____you must wash you hands first,"Mum said.A and B or C but D so
"you can have an apple,_____you must wash you hands first,"Mum said.A and B or C but D so

"you can have an apple,_____you must wash you hands first,"Mum said.A and B or C but D so
C but
你可以吃个苹果,但你必须先洗手.