1（） -Shall l tell Tom about it?
-No,you__________.I have told him already.
A.wouldn't b.needn't c.mustn't d.shouldn't
2( )-Don't forget to come to my birthday party tomorrow
-__________________________________
A.I don't B.I won't C.I can't D.I haven't
3( )The boy ___________the white jacket is my cousin.
A.on B.in C.of D.for