Resposta:
1)Its christmas so they brought a christmas tree
2)She opened The umbrella because it Was raining
3)The weather was hot so they went swimming
4)the turtle can walk but it cant run
5)the bee can fly because it has got wings
6)the elephant is big and fat
7)He is sad because He didnt pass the test
8)they are happy because they are on holidays
9)they are good singers because they are at the school chorus
10)He is studying because He has a test tomorrow
Espero de ter ajudado.