Réponse:
The new elevators will be excellent instead of expanding possibilities in construction design.
They work by using the latest maglev technology.
They were finally successful after failing many initial trials.
Architects are fed up with designing conventional tall buildings.
Explications:
instead of est toujours suivi de ing, same with By, fed up with+ing, and after+ing
hope you understand my explanation. wish you well.
