參考答案
1.【答案】A
2.【答案】A
3.【答案】B
4.【答案】B
5.【答案】B
6.【答案】D
7.【答案】A
8.【答案】C
9.【答案】C
10.【答案】D
11.【答案】A
12.【答案】C
13.【答案】C
14.【答案】B
15.【答案】D
16.【答案】A
17.【答案】A
18.【答案】B
19.【答案】D
20.【答案】D
二、多項選擇題
1.【答案】AD
2.【答案】ABCD
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