Поставьте глагол 3-е лицо единственного числа These students speak English fluently

1. These students speak English fluently. - This student speaks English fluently.
2. We know the right answer. - She knows the right answer.
3. They always tell the truth. - My friend always tells the truth.
4. These planes fly from London to Madrid. - This plane flies from London to Madrid.
5. They make a lot of money. - His father makes a lot of money.
6. These books give a lot of information. - This book gives a lot of information.