Cov khoom seem tau npaj txhij xa mus rau Singapore

Thaum lub caij ntuj sov kub, cov neeg ua haujlwm ntawm lub tuam txhab tseem ua haujlwm hnyav kom ntim thiab thauj cov khoom uas cov neeg siv khoom xav tau, xws lilub tank dej rau nqaij grinder, thiab muab lawv rau cov neeg siv khoom nrog qhov zoo tshaj plaws