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因為貓吃老鼠
. P* u# v8 |) e) |' ?; |6 Utvb now,tvbnow,bttvbsmcorange 發表於 2017-8-20 05:52 AM  you wasted your parents money sending you to study overseas...
9 \# ~) `1 n8 X) x0 ~ g% R1 A, k4 J* dStreptococcusAge often determines the propensity for developing this bacterial infection. Both the oldest and youngest cats have less developed immune systems -- the youngest because of the lack of antibodies to fight infection, and the oldest because of a decline in antibodies and a weakened immune system. |