PB |
PC |
AP |
A.1 | B.
| C.4 | D.2 |
PB |
PC |
PD |
PB |
PC |
AP |
AP |
PD |
| ||
|
1 |
3 |
| ||
|
4 |
3 |
4 |
3 |
BM |
MC |
AN |
NC |
AP |
AM |
A.
| B.
| C.
| D.
|
AR |
2RB |
CP |
2PR |
AP |
AB |
nAC |
A.
| B.
| C.
| D.1 |
AC |
a |
BD |
b |
AE |
a |
b |
A |
B |
C |
0 |
A.2 | B.
| C.3 | D.
|
A.充分不必要条件 | B.必要不充分条件 |
C.充分必要条件 | D.既不充分又不必要条件 |
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