.Unit 11. Although there was much talk about ideological differences, the trade rivalry of the two countries proved their conflict to be basically economic. 2. Neither a mournful 悲哀的nor a gay快乐的 expression makes a face beautiful. It is the same with a tune. It is the basic quality of a tune that determines whether or not it is beautiful, nor the emotions it express.3. These same accusations谴责 had been made so often that they lost their strength through repetition.4. Before making a dec