rc编译hello.rc时总是出错unexpect ends of files found,请大侠指教

我在学习深入浅出mfc第六章时用rc编译器编译hello.rc无法生成hello.res
源码如下：
///////////////////////
# filename : hello.mak
# make file for hello.exe (MFC 4.0 Application)
# usage : nmake hello.mak (Visual C++ 5.0)

Hello.exe : StdAfx.obj Hello.obj Hello.res
link.exe /nologo /subsystem:windows /incremental:no \
/machine:I386 /out:"Hello.exe" \
Hello.obj StdAfx.obj Hello.res \
msvcrt.lib kernel32.lib user32.lib gdi32.lib mfc42.lib

StdAfx.obj : StdAfx.cpp StdAfx.h
cl.exe /nologo /MD /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" \
/D "_AFXDLL" /D "_MBCS" /Fp"Hello.pch" /Yc"stdafx.h" \
/c StdAfx.cpp

Hello.obj : Hello.cpp Hello.h StdAfx.h
cl.exe /nologo /MD /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" \
/D "_AFXDLL" /D "_MBCS" /Fp"Hello.pch" /Yu"stdafx.h" \
/c Hello.cpp

Hello.res : Hello.rc Hello.ico jjhour.ico
rc.exe /l 0x404 /Fo"Hello.res" /D "NDEBUG" /D "_AFXDLL" Hello.rc
/////////////////////
hello.h
///////////////////
//////////////
hello.cpp
///////////////
/////////////
// hello.rc
#include "resource.h"
#include "afxres.h"



//JJHouRIcon ICON DISCARDABLE "JJHOUR.ICO"
//AFX_IDI_STD_FRAME ICON DISCARDABLE "JJHOUR.ICO"

MainMenu MENU PRELOAD DISCARDABLE
BEGIN
POPUP "&Help"
BEGIN
MENUITEM "&About HelloMFC...", IDM_ABOUT
END
END

AboutBox DIALOG DISCARDABLE 34, 22, 147, 55
STYLE DS_MODALFRAME | WS_POPUP | WS_CAPTION | WS_SYSMENU
CAPTION "About Hello"
BEGIN
ICON "JJHouRIcon",IDC_STATIC,11,17,18,20
LTEXT "Hello MFC 4.0",IDC_STATIC,40,10,52,8
LTEXT "Copyright 1996 Top Studio",IDC_STATIC,40,25,100,8
LTEXT "J.J.Hou",IDC_STATIC,40,40,100,8
DEFPUSHBUTTON "OK",IDOK,105,7,32,14,WS_GROUP
END
/////////////////////////////////
////////////////////
// resource.h
#define IDM_ABOUT 100
#define MainMenu 101
#define AboutBox 102
#define JJHouRIcon 128
#define AFX_IDI_STD_FRAME 129
////////////////////
///////////////////////
stdafx.h
//////////////
////////////
stdafx.cpp
/////////////////