Chuyển các câu sau sang câu bị động

Yêu cầu:  Chuyển các câu sau sang câu bị động

1. They produce coffee in Brazil.

→ Coffee _____________________________

1. They don’t allow children in this club.

→ Children _____________________________

1. They speak French in Belgium.

→ French _____________________________

1. They don’t lock these doors until ten.

→ These doors _____________________________

1. Where do they keep the animals?

→ Where ____________ the animals ___________?

1. When do they take the rubbish?

→ When ___________________________________?

1. How do they make paper?

→ How ___________________________________?