beneath the earth lay a tongue licking demon
Beneath the ocean, there is the treasure of floras and faunas.
The earth lay beneath a blanket of snow.
My cat got so scared she hid beneath the bed.
The prepositional phrase in this sentence is 'Beneath the floorboards'.
Mole people live beneath the Earth's crust.
Santa placed the gifts beneath the Christmas Tree. She hid he book beneath her bed.
She considered it beneath her dignity to crawl under the bed.
My red coat was beneath the blue coat in the pile. No type of work should be beneath anyone if they need a job.
He sat beneath the tree.There is very hot molten magma under the surface beneath your feet.
Obviously in is not beneath you dignity to have someone else write this sentence for you.
As she stepped on the floorboard it splintered beneath her feet.
No, you cannot start a sentence with "no" unless you need to do so. No reason exists not to start a sentence with that word, as you can see. No one will care if you do start a sentence with it.