Txais tos sab laj nrog peb, peb pabcuam:

1. Cov tshuaj zoo tshaj plaws rau koj cov khoom.

2. Cov khoom tsis tuaj yeem ua tau raws li cov duab kos, remake.

3. Kev xa khoom sai rau koj qhov kev txiav txim sai.

4. Cov khoom uas peb tsis tuaj yeem ua, thiab cov neeg siv khoom tau them, rov qab them nyiaj.