41. You can see the stars on a clear night, but in the daytime they are __________. (A). unavoidable (B). invisible (C). inaccessible (D). unavailable

25.II. Grammar and Vocabulary (D)irections: (B)eneath each of the following sentences there are four choices marked (A), (B), (C) and (D). (C)hoose the one answer that best completes the sentence. --- It’s a top secret. --- Yes, I see. I will keep the secret __________ you and me. (A). with (B). around (C). among (D). between