0 The "by" is practically meaningless. It's just an optional preposition meaning "in the amount of".02br 02br 00 The following sentences are all correct.02br 02br 00 They raised the price two dollars.02br 00 They raised the price 01u00by02u00 two dollars.02br 02br 00 During the experiment we notic
0Hello Mr.CJ.02br 02br 00Thanks a lot. Your explanations are always helpful and give some wonderful idea which I did not know.02br 02br 00One again thanks a lot. People like me learn because people like you are always ready to help.0-