Tell me the MOST descriptive way to see someone fall into a sewer, GO.

Urgently need to do with 1-20. you very much!

Thomas carefully ran on the dry, hard ground barefoot and then jumped quickly into the cold pool?

Which sentence is punctuated correctly? the shoes normally cost 40 dollars, however; we got them on sale. the shoes normally cost 40 dollars however we got them on sale. the shoes normally cost 40 dollars, however, we got them on sale. the shoes normally cost 40 dollars; however, we got them on sale.