Canada is _____ _____ ______ Japan (BIG - big difference)
way bigger than / much bigger than
That man is _______ ______ ______ his wife. (tall - big difference)
way taller than / much taller than
His brother is _______ ________ ______ / ____ ______ _______ ______ him. (short - small difference)
slightly shorter than / a bit shorter than