ПОСТАВИТЬ ПРЕДЛОЖЕНИЯ И ВОПРОСИТЕЛЬНУЮ И ОТРИЦАТЕЛЬНУЮ ФОРМУ.
1.Our ship is in the port now
2.The junior engineer helps motorman with his work
3.There are many sailors on deck
4.Our engineer has friends in Singapore
5.That navigator is reading a chart

1.Our ship isn't in the port now
Is our ship in the port now?

2.The junior engineer doesn't help motorman with his work.
Does the junior engineer help motorman with his work?

3.There aren't many sailors on deck.
Are there  many sailors on deck?

4.Our engineer doesn't have friends in Singapore.
Does our engineer have friends in Singapore?

5.That navigator isn't reading a chart.
Is that navigator reading a chart?