Expressing cause and effect

I can not eat the seafood....... my allergy.

I can not go to my teacher's house ..... she will have another appointment.

They can win the competition ..... they always have a very hard exercise everyday.

She will stay at home ...... she does not have anything to do outside

.....the beautiful weather we had a splendid day.

The jet grounded.....it had engine trouble.

The young lady looks so angry.....she cannot say anything.

Palestine is in war...... Many palestine children have been killed.

Victor finished his job earlier due .... bad weather.

Jake was ill last night, ...... he did not eat anything a whole day.