as an end is the answer on gradpoint
The answer could actually be "climb" or "was climbing," but traditionally should be "climb." Hope this helps :)
Answer: It means there is an end to everything, nothing is permanent and nothing is forever.
Explanation: Every single living organism has a beginning and an end, it's only a matter of time. Just like the day we were born; we will surely die one day and every single riches and fortunes we have saved up becomes meaningless to us (the dead don't use money), Only our kind heartedness, our charity and everything good we did during our lifetime becomes valuable to us, all other things are vanity and meaningless.
<span>b. His new watch is self-winding, but it still needs a battery.
It contains a conjunction between the two clauses and has a comma too.
Hope this helps. </span>