CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
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We  hereby  consent  to the  incorporation  by  reference  in this  Registration
Statement  on Form N-1A of our  reports  dated July 14,  2006,  relating  to the
financial  statements and financial  highlights which appear in the May 31, 2006
Annual  Reports  to  Shareholders  of  John  Hancock  Bond  Fund,  John  Hancock
Government  Income Fund, John Hancock High Yield Fund,  John Hancock  Investment
Grade  Bond  Fund  and  John  Hancock  Strategic  Income  Fund,  which  are also
incorporated by reference into the  Registration  Statement.  We also consent to
the references to us under the heading "Independent Registered Public Accounting
Firm" in such Registration Statement.


/s/PricewaterhouseCoopers
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PricewaterhouseCoopers LLP

Boston, Massachusetts
September 27, 2006