Besoins d’aide svp 4 - Many people think it is (+ dangerous) to fly than to take a train. 5 - Trains are (-polluting) than planes and they are not (= noisy)

Bonjour,

4 - Many people think it is (+ dangerous) to fly than to take a train.

Many people think it is more dangerous to fly than to take a train.

( Beaucoup de gens pensent qu'il est plus dangereux de prendre l'avion que

de prendre un train.

comparatif de supériorité. "dangerous adjectif long = more dangerous

5 - Trains are (-polluting) than planes and they are not (= noisy)

Trains are less polluting than planes and they are not as noisy

( Les trains sont moins polluants que les avions et ils ne sont pas aussi

bruyants )

comparatif d'infériorité "polluting" adjectif long  = less polluting

comparatif d'égalité = as + adjectif  = as noisy

; )