1. When the accident happened the farmers were harvesting the crops in the field
2. Traditional designs and symbols have been added to the ao dai for several years
3. If the rice paddies are polluted, the rice plants will die
4. Deforestation is now a serious problem in Viet Nam
5. The Earth's climate is changing and the world is becoming warmer
6. My brother is keen on teaching how to draw a picture
7. The eruption of volcanoes is always disastrous
8. She has kindly provided a picnic lunch for us.
XIN CÂU TL HAY NHẤT
