Combine the pair of sentences below using 'so', 'too', 'etheir', or 'neither'

1. Julia will not sing tonight and neither will Cynthia
2. Rizaldi hasn't seen that movie and neither has Ajhi
3. James can't speak Arabic and neither can Jamilah
4. Shirley bought some pears last night and so did Aisha
5. Mosquitoes are insects and so are hornets