1.Mr phong was absent from the meeting because he was ill
-> Mr phong was absent from the meeting because of his illness
-> Mr phong didn't go to the meeting because he was ill
2.the heavy rain prevented us from walking to school on time
-> We didn't walk to school on time because of the heavy rain
-> The rain was so heavy that we can't walk to school on time
-> It rained heavily, so we can't walk to school on time
-> It was such heavy rain that we can't walk to school on time
3. Lan learns Geography very well
-> Lan is good at geography
-> Geography is learned very well by lan
1. Mr phong was absent from the meeting because he was ill.
=> Mr phong was absent from the meeting because of his illness.
=> Mr phong didn't go to the meeting because he was ill.2. The heavy rain prevented us from walking to school on time.
=> We didn't walk to school on time because of the heavy rain.
=> The rain was so heavy that we couldn't walk to school on time.
=> It rained heavily, so we couldn't walk to school on time.
=> It was such heavy rain that we couldn't walk to school on time.
3. Lan learns Geography very well.
=> Lan is very good at geography.
=> Geography is learned very well by Lan.
1.=> Mr phong was absent from the meeting because of his illness.
=> Mr phong didn't go to the meeting because he was ill.
2.=> We didn't walk to school on time because of the heavy rain.
=> The rain was so heavy that we couldn't walk to school on time.
=> It rained heavily, so we couldn't walk to school on time.
=> It was such heavy rain that we couldn't walk to school on time.
3 => Lan is very good at geography.
=> Geography is learned very well by Lan.
1. Mr phong was absent from the meeting because of his illness.
Mr phong didn't go to the meeting because he was ill.
2. We didn't walk to school on time because of the heavy rain.
The rain was so heavy that we couldn't walk to school on time.
It rained heavily, so we couldn't walk to school on time.
It was such heavy rain that we couldn't walk to school on time.
3.Lan is very good at geography.
Geography is learned very well by Lan.