1. Tom doesn't lie to his friends. Paul doesn't either. (neither ... nor)
=> Neither Tom nor Paul lie to his friends.
2. He's betrayed your trust. He's betrayed your love for him. (not only ... but also)
=> He betrayed not only your trust but also your love for him.
3. He felt disappointed. He felt misunderstood. (both ... and)
=> He felt both disappointed and misunderstood.
4. She will have to study hard. She will have to concentrate to do well on the exam. (not only ... but also)
=> Not only will she study hard but also concentrate to do well on the exam.
5. We could fly. We could go by train. (both ... and)
=> We could both fly and go by train.
6. The speaker will not confirm the story. The speaker will not deny the story. (neither ... nor)
=> Neither will the speaker confirm the story nor deny the story.
7. Pneumonia is a dangerous disease. Small pox is a dangerous illness. (not only ... but also)
=> Not only pneumonia but also small pox is a dangerous disease.
8. The teacher gave Nam a good book. Nam’s parents gave him a good book. (both ... and)
=> Both the teacher and Nam's parents gave him a good book.
9. Fred loves traveling. Jane wants to go around the world. (either ... or)
=> Either Fred or Jane loves traveling.
10. It might rain tomorrow. It might snow tomorrow. (both ... and)
=> It might both rain and snow tomorrow.