Question

Fill the blanks with the correct form of the verb in brakets (Passive or Active), or with the impresonal it and the verb given.
1. When wristwatches first......(appear) at around the turn of century, .......(people in generalthink) the were ridiculous. Less resistant to shock and humidity than the old chain watches, they......(consider) wholly unreliable. ....... (people in general-believe) tehy had little future.
2. During the Napoleonic wars, the French......(need) to feed their army.Napoleon offered a prize of 12,000 francs for a solution. That is when the can.....(invent).
Tin cans.....(send) to the battlefield. But the problem was then how to open them. This proved very difficult. Many of Napoleon`s soldiers....(go) into battle with only nine fingers! This went on for some time until finally the tin opener.....(invent).
3. The first waterproof watch, the Rolex Oyster, .......(make) by the Rolex company of Geneva. To test the first batch of watches, they .......(immerse) in water for three weeks. .......(people in general- think) the time-keeping would be affected but it did not show the silghtest variation.
AJUTOR!!!!!

Answer 1

1 appeared
people in general thought
were considered
it was believed
2 needed
was invented
were sent
went
was invented
3 was made
were immersed
it was thought