法学院入学考试全真试题测试（一）b

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Question 12-17  

1 i/ a+ P: w' g# T6 }" u　　Six people-Julio, Kevin, May, Norma, Olivia, and Tamio-participate in a track meet. Two of them enter the marathon, two enter the relay, and two enter the sprint.  

　　Each participant enters only one event.  

+ H$ W6 @7 A: P; L5 Z　　If Kevin enters the marathon, then both Julio and   
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0 n2 n7 Y" A& x+ ^; t1 ^　　May enter the relay, and if both Julio and May enter the relay, then Kevin enters the marathon.  
　  
# x! [+ b1 b2 f　　If Norma does not enter the sprint, then Tamio enters the relay.  

　　If Olivia enters the relay, then Julio does not enter the relay.  
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- d2 b8 V: s& u, @9 y0 p　　Olivia and Tamio do not both enter the relay.  
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12. If Kevin enters the marathon, then which one of the following cannot be　true?  

- i; a8 m, x$ m7 x1 t4 S　　(A) Julio enters the relay and Norma enters the sprint.  
" ~4 v3 \- N1 k  t　　(B) Olivia enters the marathon and Norma enters the sprint.  
8 g* H8 [. u5 g6 k　　(C) Tamio enters the marathon and Olivia enters the sprint.  
　　(D) Tamio enters the relay and Olivia enters the sprint.  
7 W) e8 F4 g1 l6 ?/ \　　(E) Tamio enters the marathon and May enters the sprint.  
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9 q0 s; u% H2 V6 l: |13. If Norma enters the marathon, then which one of the following cannot be true?  

　　(A) Both Kevin and Olivia enter the sprint.  
1 a# M) H* c2 S- g+ R# V% L　　(B) Kevin enters the relay and Olivia enters the sprint.  
　　(C) Kevin enters the marathon and May enters the relay.  
! y0 W" b! S4 [9 \　　(D) Julio enters the marathon and May enters the relay.  
　　(E) Julio enters the marathon and Kevin enters the relay.  
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14. If both Kevin and Olivia enter the relay, then which one of the following must be true?  
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　　(A) Julion and Tamio enter the marathon.  
　　(B) May enters the marathon.　　  
+ ~; S0 T* Y% |7 M　　(C) May enters the sprint.  
　　(D) Tamio enters the sprint.  
1 Q5 U3 K* k6 c6 W　　(E) Norma enters the sprint.  

& W3 W  ~5 a7 r2 v0 Z, a15. If both Julio and Kevin enter the same event, then which of the following can be true?  

　　Ⅰ.Julio enters the relay.  
　　Ⅱ. May enters the marathon.  
" c( ]! ^# g& C( c　　Ⅲ. Olivia enters the relay.  
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; Z) m5 t% d7 p3 G) D　　(A) Ⅰonly  
9 w! S9 W/ r% A. t, t, O　　(B) Ⅱ only  
) q, N6 `8 ]! D　　(C) Ⅲ only  
8 K3 c8 A6 Y& ^4 Z　　(D) Ⅰand Ⅱonly  
　　(E) Ⅰ,Ⅱ,and Ⅲ  
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0 W2 k6 L' s% H2 X1 s( N* i: b3 V16. If Norma and Olivia each enter different events, then which one of the following cannot be true?  

* v4 j7 L8 ~+ C3 L* b2 X　　(A) Kevin and Olivia enter the marathon.  
　　(B) Julio and Norma enter the relay.  
: U4 d' Q7 o. _% i$ w/ N& K　　(C) May and Olivia enter the relay.  
　　(D) Norma and Tamio enter the relay.  
　　(E) Olivia enters the sprint and Tamio enters the relay.  
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17. If both Julio and Kevin enter the relay, then which one of the following　must be false?  
　  
: M, h' X0 B/ I; j　　(A) May and Norma enter the marathon.  
5 E$ C, E! I. j& f- Y　　(B) May and Olivia enter the marathon.  
3 ^. q9 L" S% I5 b( B; s! P　　(C) Norma and Tamio enter the sprint.  
9 S4 Y( v0 `1 O* T: Y/ D　　(D) May and Norma enter the sprint.  
　　(E) May enters the sprint and Tamio enters marathon.  

Questions 18-23  

　　Seven lights-J, K, L, M, N, O, and P-have only two possible settings: on or off. They are arranged on a particular electric circuit as follows.  
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8 {0 D0 c4 |  s* z8 @　　If K is on, L is off; if K is off, L is on.  
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% a3 _/ {& g# R$ u) H4 V　　J and N cannot both be on.  
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　　If M is off, either J or N is on; if either J or N is on, M is off.  

　　If P is on, L is on.  

1 v0 F& |5 U( p3 H% O# p! I　　If O is off, N is off; if O is on, N is on.  
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2 S1 H3 E0 w4 B/ J# L3 @　　Assume that the circuit is working as designed.  
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& r0 N+ O& G" Z+ f; T: l3 ^! L18. Any of the following can be true EXCEPT:  
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6 c# c+ S9 O0 |1 M2 I+ j　　(A) J and O are both off.  
　　(B) K and N are both off.  
& D. f4 J$ |+ b- k  g' p6 h* h　　(C) K and P are both on.  
　　(D) L and M are both on.  
　　(E) N and O are both on.  

19. If L and O are on, which one of the following must be true?  
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" O- N3 A9 V( X& e2 r+ V, P　　(A) J is and K is off.  
9 W; c. m# K/ T& H" U; w　　(B) J is off and N is on.  
* e1 b: o9 n, T, s3 X　　(C) K is off and M is on.  
1 |# d0 E- q' z* F1 z　　(D) K is off and P is on.  
　　(E) M is off and P is on.  
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20. Which one of the following can be true?  
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　　(A) Only J, K, and M are off.  
' i& X9 g/ K6 ?) B4 n1 ^　　(B) Only J, L, and M are off.  
# d# s( @& n! X' x6 f( K. l4 {　　(C) Only K, M, and O are off.  
9 l. p. `* f1 J- p' R　　(D) Only L, N, and O are off.  
　　(E) Only M, N, and O are off.  
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21. If P is on, what is the maximum number of lights that can be off?  

　　(A) 2  
　　(B) 3  
　　(C) 4  
  M- _. k$ ]4 M( i( U* _( y. J　　(D) 5  
7 ~% \" l/ V7 Q( Q　　(E) 6  
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22. What is the minimum number of lights that must be on?  

6 ^5 Z. l) Q6 U& c* ^% n2 G3 Q+ D( D　　(A) 0  
　　(B) 1  
　　(C) 2  
0 X7 y$ z7 }; I7 @2 @4 f　　(D) 3  
1 X6 G& z* j( D　　(E) 4  
23. If J is on, which one of the following could be a complete and accurate list of the remaining lights that are also on?  

　　(A) K, L, and M  
: D. }# }5 P; A8 r& }4 W, s/ N　　(B) L, N, and P  
* P! ]+ l% q. V' s( [" I( r　　(C) L, O, and P   
0 c0 `, M" C) ~2 B  R　　(D) M, N, and O  
　　(E) L and P