① The burglars wore gloves(,) so (that) there were no fingerprints to be found. [結果]

② Bring it nearer (so) that I may see it better. [目的]

= Bring it nearer for me to see it better.

③ Please turn out the light so (that) I can sleep. [目的]

④ Turn it from time to time so (that) both sides may be cooked properly. [目的]

⑤ I packed him a little food so (that) he wouldn’t get hungry. [目的]

⑥ The air was so heavy (that) it was difficult to breathe. [結果]

⑦ (That) I couldn’t sleep, it was so hot. [程度]

⑧ You are not so sick (that) you can’t get well. [程度]