2. Renewable energy will be used in the future

3. Lan hasn't seen her uncle and aunt for three months 

4. My father used to walk to school when he was a child

5. Students in Europe have fewer homework than students in Asia 

II. 

2. We have been many times to Keo Pagoda

3.If you don't work hard,you won't pass the exam 

4.This time next Saturday,my school will be holding the ''Traffic safety'' contest.

5. Although Covid-19 is very dangerous, Viet Nam has managed to keep patients from death's door

       chúc bạn học tốt nhoa!!! Nếu được cho mình 5 sao với clhn nhé

1.

  2→ Renewalbe energy will be used by in the future.

  3→ Lan hasn't seen her uncle and aunt for three months.

   4→ My father used walking to school when he was a child.

   5→Students in Europe have less homework than Asia students.

2.

   2. We have been to Keo Pagoda many times.

   3. If you don't work hard, you won't pass the exam.

   4. Saturday,  This time my school will  be holding the "Traffic safety"next contest. 

   5. Covid-19 is very dangerous. Athough, Viet Nam very to keep patient managed has from death's door.