Kev paub

Cov teeb pom kev tuaj yeem siv rau nruab hnub?

Lub teeb twg zoo dua rau huab cua?

Puas yog cov teeb pom kev zoo ib yam li cov kab teeb qis?

Thaum twg kuv yuav tsum tua kuv lub teeb pos huab?

Lub teeb siv dab tsi thaum nag hnyav?

Koj puas tau pom tias ntau lub tsheb tshiab tsis muaj pos huab? Tej zaum koj yuav xav tsis thoob vim li cas qhov no yog qhov teeb meem, thiab muaj qee

Fog teeb yog ib qho tseem ceeb ntxiv rau lub tsheb rau thaum huab cua tsis zoo, tshwj xeeb tshaj yog thaum nws pos huab lossis los nag. Lawv pab txhim

LED fog teeb tau dhau los ua neeg nyiam nyob rau xyoo tas los no, tab sis ntau tus neeg tseem tsis paub meej txog seb lawv puas yog qhov zoo lossis ts

Puas yog lub teeb fog muaj nqis? Yog tias koj yog tus tsav tsheb ceev faj uas xav npaj rau txhua qhov huab cua, ces kiag li! Fog teeb yog tsim los pab

Puas yog LED teeb zoo dua li cov teeb pom kev zoo? Qhov no yog ib lo lus nug uas nquag nug los ntawm cov tswv tsheb uas tab tom nrhiav los txhim kho l

Puas yog pos huab teeb siab?

Kuv puas tuaj yeem siv lub teeb taws ua lub teeb taws? Qhov no yog ib lo lus nug ntawm cov tswv tsheb uas xav txhim kho lawv txoj kev pom thaum tsav t