参考答案:
1
|
B
|
2
|
A
|
3
|
C
|
4
|
D
|
5
|
B
|
6
|
E
|
7
|
C
|
8
|
B
|
9
|
C
|
10
|
A
|
11
|
B
|
12
|
D
|
13
|
E
|
14
|
D
|
15
|
B
|
16
|
B
|
17
|
C
|
18
|
B
|
19
|
E
|
20
|
B
|
21
|
C
|
22
|
C
|
23
|
A
|
24
|
B
|
25
|
E
|
26
|
B
|
27
|
D
|
28
|
D
|
29
|
B
|
30
|
B
|
31
|
B
|
32
|
C
|
33
|
A
|
34
|
C
|
35
|
B
|
36
|
C
|
37
|
C
|
38
|
A
|
39
|
D
|
40
|
A
|
41
|
D
|
42
|
A
|
43
|
E
|
44
|
D
|
45
|
A
|
46
|
D
|
47
|
D
|
48
|
D
|
49
|
E
|
50
|
E
|