The answer for a is 1 and for b is 4 and c is 2 and d is 3. I know Spanish and I speak so it was pretty easy, hope this helps! A-1 b-4 c-2 d-3
Answer:
You only use the verb haber in the 'hay' form and never conjugate it into other forms. It stays the same with plural and singular nouns.
1) esta C 2)grande A 3)estaB hope this helps!