Заполните пропуски, поставив глаголы в правильной форме, используя Present, Past ,

Заполните пропуски, поставив глаголы в правильной форме, используя Present, Past , Future Simple:

Many years ago different natural disasters 1)___________(happen) on our planet. People 2)_______(suffer) from hurricanes, tornadoes, floods, droughts and volcano eruptions which 3)_______(destroy) cities, 4)_________(carry) away houses and even farm animals. People 5)_________(lose) their homes. Many of them 6)_______(die) during terrible earthquakes and hurricanes.

Nowadays scientists 7 )_______(try) to predict these catastrophes. Emergency workers together with the police and the army 8) ________(help) people in difficult situations.

Hopefully in the future researchers 9)_______(learn) more about nature and 10)________(invent) new machines and devices which 11)__________(help) to predict all possible dangers. People 12)_______(have) a better chance to protect themselves.