25. A: Are you going to the concert tonight? B: No, I have to stay home and _______ my little brother. (A) watching (B) watches (C) watch (D) watched

33. What capabilities do drones have that aid in conservation efforts? (A) They can carry heavy equipment. (B) They can track animal movements and collect environmental data. (C) They can be used for commercial delivery services. (D) They provide entertainment through drone racing.