missing ';' before identifier 'm_prop2'
#if !defined(AFX_PROPSHEET_H__5B2D3A30_DDC2_472E_895E_E9BC0C6F0DE2__INCLUDED_)
#define AFX_PROPSHEET_H__5B2D3A30_DDC2_472E_895E_E9BC0C6F0DE2__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// PropSheet.h : header file
//
#include"Prop1.h"
#include"Prop2.h"
#include"Prop3.h"
#include"Prop4.h"
/////////////////////////////////////////////////////////////////////////////
// CPropSheet

class CPropSheet : public CPropertySheet
{
DECLARE_DYNAMIC(CPropSheet)

// Construction
public:
CPropSheet(UINT nIDCaption, CWnd* pParentWnd = NULL, UINT iSelectPage = 0);
CPropSheet(LPCTSTR pszCaption, CWnd* pParentWnd = NULL, UINT iSelectPage = 0);

// Attributes
public:

// Operations
public:
CProp1 m_prop1;
CProp2 m_prop2;// missing ';' before identifier 'm_prop2'CProp3 m_prop3;
CProp4 m_prop4;

// Overrides
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CPropSheet)
//}}AFX_VIRTUAL

// Implementation
public:
virtual ~CPropSheet();

// Generated message map functions
protected:
//{{AFX_MSG(CPropSheet)
// NOTE - the ClassWizard will add and remove member functions here.
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_PROPSHEET_H__5B2D3A30_DDC2_472E_895E_E9BC0C6F0DE2__INCLUDED_)
[解决办法]
#include"Prop1.h"

里面少分号或者引用的头文件或者宏展开导致少分号
[解决办法]
CProp1 m_prop1;
CProp2 m_prop2;// missing ';' before identifier 'm_prop2'CProp3 m_prop3;
CProp4 m_prop4;

这个分号是中文还是英文的？