Bai 4_Co phai tat ca TV deu co hoa

                                                                            !"    #$  %&%'(  %)  *+,  -. / 0 !"    #$  %&%'(  %)  *+,  -. / 0   12%  #!$%3 12%  #!$%3 45.  '67  #'.  #'$  #%  #(3$ / !(8   45.  '67  #'.  #'$  #%  #(3$ / !(8   9&%       ! 9&%       ! 4()$  !3#(#9  9   #(+:*#9   4()$  !3#(#9  9   #(+:*#9   9;#((  !$   #('$ 9;#((  !$   #('$   6  # (  !#9  9   !6  # (  !+:*#9   6  # (  !#9  9   !6  # (  !+:*#9   93&%-  !<89  !6  # (  ! 93&%-  !<89  !6  # (  ! Thc Vt c hoaThc Vt không c hoa (4) ? (3) ? (1)? (2) ?                                             !  87  #  ##(%9  -% !  87  #  ##(%9  -% 3 3                                     !    !    Thc Vt c hoa "  # $   " "  # $   " !       !       !      !            ! !       % %   #  #  &'   &'   ! !         (  (          )"* $  $ +   )"* $  $ +   "   $ '   "   $ '   . ! 93&%-  !<89  !6  # (  ! Thc Vt c hoaThc Vt không c hoa (4) ? (3) ? (1)? (2) ?           . 9&%       ! 9&%       ! 4 ()$  !3#(#9  9   #(+:*#9   4 ()$  !3#(#9  9   #(+:*#9