Answer: A) You should use 'this' because 'rock' is singular.
Explanation for this question is being written.
Answer: B) None of.
Answer: B) I saw a cat in the garden.
Answer: C) L'
Answer: B) Matter
Answer: A) A
Answer: A) A,-
Answer: A) A, an, the.
Answer: B) Is different, Spanish nouns use determiners / adjectives of the same gender.
Answer: D) Unos
Answer: C) Articles
Answer: B) An interesting antique stones.
Answer: C) The
Answer: B) An
Answer: B) Unity
Answer: D) Preposition
Answer: B) Cannot be transferred to others.
Answer: A) Before any singular noun.
Answer: C) Much, much.
Answer: A) TOOLS
Answer: D) The United States.
Answer: B) The
Answer: A) Box
Answer: B) Those
Answer: D) Mexican (feminine).
Answer: C) Los
Answer: B) The UK / British.
Answer: A) Le
Answer: B) False
Answer: A) True
Answer: A) Doy
Answer: B) The air.
Answer: A) La
Answer: B) Few
Answer: B) A
Answer: A) MOST
Answer: C) Both
Answer: B) Relatives
Answer: E) Garden in front of your house?
Answer: A) Cat
Answer: D) Either B or C.
Answer: A) Two
Answer: B) Screw
Answer: B) COFFEE
Answer: C) Four
Answer: C) Some
Answer: A) "The Future of Tansportation".
Answer: B) FALSE
Answer: A) Un
Answer: D) 480
Answer: B) B
Answer: A) A much.
Answer: B) Indefinite
Answer: C) The an.
Answer: A) Two kilos.
Answer: A) Many time.
Answer: A) A few.
Answer: A) Definite