31. There is not a great deal of difference between...and...
......與......的區別不大。
32. The graphs show a threefold increase in the number of...
該圖表表明......的數目增長了三倍。
33 ....decreased year by year while...increased steadily.
......逐年減少,而......逐步上升。
34. The situation reached a peak (ahigh pointat) of …%.
......的情況(局勢)到達頂(高)點,為......百分點。
35. The figures/situation bottomed out in...
數字(情況)在......達到底部。