Harry would certainly have attended the proceedings . A. if he didn’t get a flat tyre B. had he not had a flat tyre C. had the tyre not flattened itself D. if the flat tyre didn’t Đoạn văn38/80Harry would certainly have attended the proceedings _________ .if he didn’t get a flat tyrehad he not had a flat tyrehad the tyre not flattened itselfif the flat tyre didn’t happenGiải thíchĐáp án B