Cov taw ntawv

a Cov tub rog yuav tsum muaj ib daim hlau tiv thaiv lawv. Peb txojkev ntseeg zoo ib yam li daim hlau tiv thaiv ntawd. Ib yam li tus tub rog yuav tsum tu ntshis nws daim hlau thaiv nws, peb yuav tsum ua tib zoo xyuas peb txojkev ntseeg kom ruaj khov. Hauv zaj no peb yuav tham tias yuav ua li cas peb txojkev ntseeg thiaj ruaj khov.