1. Thu is the same age as Truc

=> the same + N + as: giống cái gì

2. Life in the city is more convenient than the one in the country

=> so sánh hơn với tính từ dài: more adj than

3. The service of healthcare in the city is better than in the countryside

=> so sánh hơn của good là better

`1.` Thu is the same age as Truc

`-` Cấu trúc the same…as : S1 + V + the same + (noun) + as + S2

`2.` Life in the city is more convenient than the one in the country

`-` So sánh hơn tính từ dài : S1 + V + more + adj + than + S2

`3.` The service of healthcare in the city is better than in the countryside

`-` So sánh hơn tính từ ngắn : S1 + V + adj-er + than + S2