          !"#$%&&# ' ( )%*%&+,-./ 0!12 .3456789:;           !" Khoanh tròn vào chữ cái trước câu trả lời đúng ( 5 điểm ) #"$  %&      '(    )  %  * <=89 > ?  +"      ,-   . %  /%  01  ,    * @A3B  3 ? 3    CDEB     =@A3B  3 ? 3    F  EB G    2"3    4  / . 5 . 1   . %61 7 81 7 * .D  &D  =.D   .D  < ? H.D  !; ? 9":%% .   /%      ,-  * %9  5A  38A  33DEB G   %B ' ;B '  =<  ED  0 ' >A  5A;; G E<  E56EA G  ? 0 ' ;  6<  5D  5;  :9   6;IJ ? J<  E;5  ;K; ? 3FA  @A; AED  0JA   ' 8;  %;5  :<;  ID5ED G < G 6  A;  3@AB   ' ; H ; G 6;E;  ;  3DED  E   "84   . 5  -         . * .D  &D  =.D   .D  < ? H.D  !; ? "3%  ;  )  -%<%  6,- . %5  ,-, . #0-%5   . %, 7  . %* %  ;5.; G A=%  =;+B   %  A  <H%; ' =;!; ?  =":(   . ,- .   ,-   . >1 . ,- . ?%*  ;AED  95;0 ? >A; G 953   = ;AED  95;0 ? >A; G 6;3    ;AED  953  0 ? >A; G 95; H ;AED  95;0 ? >A; G 6;; "3  4  /-  * L G C    =L G J<     L G 3DEB G   HL G 3A;   "@,- . % . % . , 7 ;%1 .   * .D  !; ? =.D  &D      ;D;H ; G 6;E;  ;  3DED  E   #A"  %  , 7   ,   , 7  /%         0        %  %  -%       *    3B . B . 6C M=NO=NP NQHNR NS=NT=NUNVHNMW ? EA G 0J ? J<  08A  8A ? 0:  : ' 03AF; !       =B  .;0QXPXOWWV !I  ! ' !D ?   .  95 ;0 ? >A; G  95 3   = ;AED   95 ;0 ? >A; G 6;3    ;AED   95 3  0 ? >A; G  95 ;. 6<  5 D   5;  :9   6;IJ ? J<  E; 5  ;K; ? 3FA  @A; AED  0JA   ' 8;  % ;5   :<;