四級練習（翻譯）
1．The substance does not dissolve in water ________________(不管是否加熱)。
2．Not only _______________(他向我收費過高)，but he didnt do a good repair job either.
3.__________(多虧了一系列的新發明), doctors can treat this disease successfully.
4. On average, it is said, visitors spend only _____________________(一半的錢) in a day in Leeds as in London.
5. Many Americans live on credit, and their quality of life _______________(用他們能夠
借到多少來衡量的), not how much they can earn.
