Which are correct:<br/><br/><span style="color:#ff0000;">1) Jane came here yesterday. John came here yesterday too.</span><br/><span style="color:#ff0000;">2) Jane came here yesterday. John too came here yesterday.</span><br/><br/><span style="color:#ff0000;">3) Jane came here yesterday. John came here yesterday also.</span><br/><span style="color:#ff0000;">4) Jane came here yesterday. John also came here yesterday.</span><br/><br/><span style="color:#ff0000;">5) Jane came here yesterday. John came here yesterday as well.</span><br/><span style="color:#ff0000;">6) Jane came here yesterday. John as well came here yesterday.</span><br/><br/>They are all supposed to mean the same thing.<br/><br/>Gratefully,<br/>Navi.