1. The substance does not dissolve in water _____ (不管是否加热).
2. Not only _____ (他向我收费过高), but didn't do a good repair job.
3. Your losses in trade this year are nothing _____ (与我相比).
4. On average, it is said, visitors spend only_____ (一半的钱) in a day in Leeds as in London.
5. By contrast, American mothers were more likely _____ (把孩子的成功归因于) natural talent