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This jumping to our children’s defence is part of what fuels the “walking on eggshells” feeling that surrounds。分析：本句為復合句，主干為jumping to。what引導的賓語從句。

He believes most diseases that commonly affect men could be addressed by preventive check-ups。分析：本句為復合句，主干為He believescould be addressed，that引導的定語從句。

Todd Park，a local detective，said the method has helped him learn more about an unidentified。分析：本句為復合句，主干為Todd Park said。a local為Todd Park的同位語。