if your pc opens the clkw file, but it's the wrong application, you'll need to change your windows registry file association settings. in other words, windows is associating clkw file extensions with the wrong software program.

How would the previous sentence be correctly capitalized?
Answer: If your PC opens the CLKW file, but it's the wrong application, you'll need to change your Windows registry file association settings. In other words, Windows is associating CLKW file extensions with the wrong software program.
not only the kids, but also the diaper bag and the groceries.

How would the previous sentence be correctly capitalized?
Answer: Not only the kids, but also the diaper bag and the groceries.
the doctor may order one or more imaging tests to learn whether the cancer has spread:

How would the previous sentence be correctly capitalized?
Answer: The doctor may order one or more imaging tests to learn whether the cancer has spread:
latest visit 22 november 2009 11:40

How would the previous sentence be correctly capitalized?
Answer: Latest visit 22 November 2009 11:40