find the mistake

[Mo_Hegab]

[quote=cindrella2;2190229]the flight was late becauce of the atmospheric conditions
when our car broke down ,it left oily marks on the road
After a sandstorm, everything is very dusty
they have not been to England for along time
many people think it is (a×) possible that dinosaurs will once more live on the earth
unless you have a valid visa,you won't visit england
nora had finished her lunch before she went for a walk
the house needs to be painted the summer
the policeman accused mazen of exceed the speed limit
eating junk food is said to br harmful
i haven't been to kuwait since i was twelve
they went shopping in order to buying some new clothes
we shouldn't encourage tourists from breaking off the coral in the red sea[/]