10) Complete with the past form of the verbs in brackets.
Christopher columbus (1)___(be) an explorer. He (2)____(leave) Europe by water. He (3)___(have) three ships. The Italian sailor (4)___(tell) the people that he wanted to discover new routes. But it (5)____(not be) easy. Columbus (6)_____(find) a lot of obstacles: he (7)___(have) a lot of men on board but he (8)_____(not have) a lot of water or food.