Subjects can be singular or plural. Think of singular and plural as mathematical concepts: Singular = 1; Plural = 2 or more. Matt eats pizza. In this sentence, the subject is Matt, which is singular; ...
so the adjective needs to be feminine and singular. 2. les cheveux noirs Cheveux is plural and masculine, so the adjective must be masculine and plural too. 4. le centre commercial grand Centre ...
We can use singular or plural verbs with many collective nouns ... They will endorse all promotions from grade C to grade B for the coming year. My firm, which was established in 1932, has ...