Mary A. Kato is Professor at the Universidade Estadual de Campinas. Recent publications include The Morphosyntax of Portuguese and Spanish in Latin America (co-edited with Ordóñez, 2016), and Português Brasileiro: Uma Segunda Viagem Diacrônica (co-edited with Galves and Roberts, 2019). Ana Maria Martins is Professor at the University of Lisbon. Recent publications include Word Order Change (co-edited with Cardoso, 2018) and Manual de Linguística Portuguesa (co-edited with Carillho, 2016). Jairo Nunes is Professor at the Universidade de São Paulo. Recent publications include Minimalist Essays on Brazilian Portuguese Syntax (editor, 2009), and Control as Movement (with Boeckx and Hornstein, 2010).

• 1. Introduction; 2. The pronominal system; 3. Agreement; 4. Null subjects; 5. Word order; 6. Null objects and null possessors; 7. Affirmation, negation, and yes/no questions and answers; 8. Conclusion.

Mary A. Kato is Professor at the Universidade Estadual de Campinas. Recent publications include The Morphosyntax of Portuguese and Spanish in Latin America (co-edited with Ordóñez, 2016), and Português Brasileiro: Uma Segunda Viagem Diacrônica (co-edited with Galves and Roberts, 2019). Ana Maria Martins is Professor at the University of Lisbon. Recent publications include Word Order Change (co-edited with Cardoso, 2018) and Manual de Linguística Portuguesa (co-edited with Carillho, 2016). Jairo Nunes is Professor at the Universidade de São Paulo. Recent publications include Minimalist Essays on Brazilian Portuguese Syntax (editor, 2009), and Control as Movement (with Boeckx and Hornstein, 2010).

• 1. Introduction; 2. The pronominal system; 3. Agreement; 4. Null subjects; 5. Word order; 6. Null objects and null possessors; 7. Affirmation, negation, and yes/no questions and answers; 8. Conclusion.

Mary A. Kato is Professor at the Universidade Estadual de Campinas. Recent publications include The Morphosyntax of Portuguese and Spanish in Latin America (co-edited with Ordóñez, 2016), and Português Brasileiro: Uma Segunda Viagem Diacrônica (co-edited with Galves and Roberts, 2019). Ana Maria Martins is Professor at the University of Lisbon. Recent publications include Word Order Change (co-edited with Cardoso, 2018) and Manual de Linguística Portuguesa (co-edited with Carillho, 2016). Jairo Nunes is Professor at the Universidade de São Paulo. Recent publications include Minimalist Essays on Brazilian Portuguese Syntax (editor, 2009), and Control as Movement (with Boeckx and Hornstein, 2010).

• 1. Introduction; 2. The pronominal system; 3. Agreement; 4. Null subjects; 5. Word order; 6. Null objects and null possessors; 7. Affirmation, negation, and yes/no questions and answers; 8. Conclusion.