Please correct my 2 sentences:<br/><br/>1/Why didn't what Fred said apply for this case?<br/><br/>2/Why didn't what Fred said apply in this case?<br/><br/>3/ As from now, what I do here, I won't do that<b> in</b> any places.<br/><br/>4/As from now, what I do here, I won't do that<b> at</b> any places.<br/><br/>Do (3) and (4) have the same meaning?What is the difference in their meanings?<br/><br/>Q