document was created with Spire.PDF for .NET.\rto keep my eye on the lion (L. 4 2 ) 23456\re.g. This society would go without warmth and friendship if everyone kept his eye on his\rown interest.\r789:;<4=>??@A BCDEFGHIJKL\rto get to me (L. 4 5 ) 'MN\re.g. The doctor made several tests to get to the bottom of the patienfs fever.\rOPQR0STUVWXYZ[:\]?^_\rto take ... too seriously `... bcde\re.g. To make a good impression on others, we should not take everything too seriously,\rnor should we take them too casually.\r+fQg:h, ijA'(`klmnopqbcdeArpqbcsptu\rto take a good hard look at yourself (L. 5 3 )vwxyz,{=>\re.g. Take a frequent and backward look at your yesterday and you w| value your today\rand look forward to your tomorrow.\rt}~A{DA
\rStep 4 Homework and Practice.