This preposition is the right one.
Following WITHOUT, we convert NO into ANY. The same logic applies here: I HAVE NO MONEY = I HAVE NO MONEY.
GET BY means to USE WISELY.
The WWW can be seen in these instances.
This situation has a cause and effect and calls for BECAUSE.
This indicates that it has already occurred.
Here, the passive is required. Its significance is the same as IF THE BANK'S EMPLOYEES HAD NOTICED THE OVERDRAFT.