Viết lại câu :
1.There is not much rice in this area. They don't have enough rice to eat.(Would)
=> If there were...................................
2.Our performance was very impressive.
=>What...............................................
3.The girl worked from morning till night;however,her stepmother wasn't happy.
=>Although..............................
4.There are asthma,allergies and other respiratory illnesses when air pollution happens (leads to)
=>................................
5.This last time Tom came back to his hometown was 5 years ago.
=>Tom hasn't..............................................................
