Yog tias koj xav tau ntse nrog tshiab tshuaj, yuav siv daim tsev kawm thiab ua ib pab kawm. Cov neeg yuav tsum yiav txog cov keg kawm thiab ib tsug ntawm kev sib tham. Qhov tseem ceeb tshaj plaws yog kom koj tau hais txog txog cov txav tshuaj thiab yuav muaj ib tsug ntawm kev sib tham. Lub rooj ka