<span>To ask how much longer the professor will live is to ask how much longer we must wait for the blessings of another world war.
"blessings" being the key word, because a world war would not bring blessings, but devastation. </span>
I read this book last week
its either tragicomedy or romance since he wanted to marry the girl
There is no need of comma in this sentence because there are only 2 objects in this sentence which were separated by and ok....