【单选题】
<img src=http://huaweicloudobs.ahjxjy.cn/a6b7c718d2620eed2d984c6b7590ca1a.png/>
①
<img src=http://huaweicloudobs.ahjxjy.cn/2105617637616adaded914c676314621.png/>
②
<img src=http://huaweicloudobs.ahjxjy.cn/d5e9ce755667342e963e6a8143a15f1e.png/>
③
<img src=http://huaweicloudobs.ahjxjy.cn/aefec0368436d7c8c95f9fa3e4404ff9.png/>
④
<img src=http://huaweicloudobs.ahjxjy.cn/b378516e7227b92933f638c2a5e8b16f.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/15D35B7D2A7C22F0758B4B07C51B53D6.png title=23.png alt=23.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/F0F647CE4250C02B1544F4018B747E23.png title=23-1.png alt=23-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/F0051CC3C5FC144719F7AA97A15D9C23.png title=23-2.png alt=23-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/F4266F203501863186A8CC15D2A60FCF.png title=23-3.png alt=23-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/EC2A862A80CE7575023CF0BEC3D96EE8.png title=23-4.png alt=23-4.png/>