1. Please arrive early for us to start the meeting on time.( so that)
-> We arrive early so that we can attend the meeting on time
2. He worte to David for his interest in science to ask for work.( so that)
-> He worte to David for his interest in science so that he could ask for work.
3. Kathy built a high wall round her garden for the fruits not to be stolen.(so that)
-> Kathy built a high wall round her garden for the fruits so that she don't want fruits to be stolen.
4. Tom was playing very softly so that he wouldn’t disturb anuone.( in order not to)
-> Tom was playing very softly in order not to disturb anuone.
5. They rushed into the burning house so that they could save the child.(in order to)
-> They rushed into the burning house in order to save the child