Trong không gian Oxy cho mặt phẳng (a) đi qua A(1;-2;3) và song song mặt phẳng (Oxy) thì phương trình mặt phẳng (a) là A.x-1=0 B.x+2y+z=0 C.y+2=0 D.z-3=0

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Mk cần gấp ạ III. Change into reported speech. 30.Lan said: “We are having champagne tonight” ……………………………………………………………………………………… 31.Mary said: “I like oranges better than bananas” ……………………………………………………………………………………… 32.He said: “We have finished our work” ……………………………………………………………………………………… 33.The girl said: “I will answer the phone” ……………………………………………………………………………………… 34.The boy said: “I can’t do it” ……………………………………………………………………………………… 35.My father said: “It may rain” ……………………………………………………………………………………… 36.The teacher said: “The twins can’t go to school today because they are ill” ……………………………………………………………………………………… 37.She asked me: “Are you going to visit Hue?” ……………………………………………………………………………………… 38.I asked Ha: “Does your father work here?” ……………………………………………………………………………………… 39.Lien asked me: “Will I finish my exercises at home? ……………………………………………………………………………………… 40.Thanh asked Minh: “Are you going to leave tomorrow?” ……………………………………………………………………………………… 41.Hung said: “Is Phong nha cave in Southern Viet Nam, Nhi?” ……………………………………………………………………………………… 42.She said: “Can you speak English, Hung?” ……………………………………………………………………………………… 43.I asked the boy: “Do you know the way to the station?” ……………………………………………………………………………………… 44.Mary asked me: “Do you want to visit London?” ……………………………………………………………………………………… 45.She asked me: “Is Ha Tien in kien Giang province?” ……………………………………………………………………………………… 46.I said: “Do you often take your dog to the park, Thu?” ……………………………………………………………………………………… 47.They asked me: “Will you buy us some food?” ……………………………………………………………………………………… 48.I asked Tuan: “Must you leave here next week?” ……………………………………………………………………………………… 49.She asked him: “Are you waiting for your mother?” ……………………………………………………………………………………… 50.I said to Nam: “You mustn’t leave the door unlocked” ………………………………………………………………………………………