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I could have helped him out, to tell the truth, I _____ too busy.

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should    must    might    could  
am just helping out  could just help out   just help out  have just helped out  
could help    had helped    helped    could have helped  
just help out    have just helped out   am just helping out    will just help out  
mightn’t it    hadn’t it    wasn’t it   haven’t it  
could he    didn’t I    didn’t he    could they  
can help  can have helped  could help  could have helped  
would    should    could    must  
just help out    have just helped out    am just helping out    will just help out  
could help; know    could help; didn’t know   could have helped; hadn’t known   could have helped; don’t know.  
know, would have helped    know, have helped    knew, could have helped    had known, could have helped  
Much more than I could have imagined   I can’t wait to have it again   Could have helped myself to some more    If they had served better  
am just helping out    just help out    have just helped out    will just help out  
just help out      have just helped out        am just helping out        will just help out  
can  could  can’t  couldn’t  
just help out    have just helped out    am just helping out    will just help out  
just help out    have just helped out    am just helping out    will just help out  
could have written it out    must have written it out    should have written it out    needn’t have written it out  
just help out    have just helped out    am just helping out    just helped out  
must    should    might    could  

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