【单选题】
设D是圆环<img src=https://huaweicloudobs.ahjxjy.cn/C1E9D12458DFD4A14CD3882562ECD317.png title=QQ图片20160224231208.png alt=QQ图片20160224231208.png/>，且<img src=https://huaweicloudobs.ahjxjy.cn/19CA4355701DCCA8E9BFC90709B1C2E6.png title=QQ图片20160224231228.png alt=QQ图片20160224231228.png/>则<img src=https://huaweicloudobs.ahjxjy.cn/D387AD7A8CB622BCD1F542C7C350B136.png title=QQ图片20160224231244.png alt=QQ图片20160224231244.png/>（ ）
①
<img src=https://huaweicloudobs.ahjxjy.cn/9E7A64637000AEC0789E48D1E96AD66E.png title=QQ图片20160224231302.png alt=QQ图片20160224231302.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/AFF8BA7BECE58AC3901A521D7A606F30.png title=QQ图片20160224231314.png alt=QQ图片20160224231314.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/7E7DDA627E10663C0016B52FA149DC3A.png title=QQ图片20160224231331.png alt=QQ图片20160224231331.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/12F7546764221D5997C3F99846C7FF70.png title=QQ图片20160224231344.png alt=QQ图片20160224231344.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/E60A20C9FB1B69791C71EA13FF595AC5.png title=2.png alt=2.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/15819DA229AFE327C16929DDCB6CB3E2.png title=2-1.png alt=2-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/261D84768463BD053573833546BD1B73.png title=2-2.png alt=2-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/B2ECC36DD1F282AA865C23ACFDE9E7DB.png title=2-3.png alt=2-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/5910448DBF1A4CBC2733DF98EEDF647B.png title=2-4.png alt=2-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/1D1D0752CB092879357E2E7C4EE86DA2.png title=5.png alt=5.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/E12647F15B399B40EBC7B8E387533C6B.png title=5-1.png alt=5-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/FDC7696DBD1B62112BBD2F248C51AB20.png title=5-2.png alt=5-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/F993121B53E5BCBBFAE0B6D0EECA4FDD.png title=5-3.png alt=5-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/6C8B7DDEEC9399FCF5C60EDE599A4CBE.png title=5-4.png alt=5-4.png/>
【简答题】
<img src="https://huaweicloudobs.ahjxjy.cn/080FB7503B06D8B74A100328103DF4E9.png" title="2.png" alt="2.png"/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/34242C37DA3F3D2F6EE9F909BBEDF5ED.png title=2.png alt=2.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/EEFB780D1DB3E9EA4974593034195FBD.png title=2-1.png alt=2-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/84A46D8348CAC2962EA276EAD0295E57.png title=2-2.png alt=2-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/2BBD381DC7A0AF4EEE627190FA603027.png title=2-3.png alt=2-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/CFC8C7B97652511422B4C0A8B23F5FB8.png title=2-4.png alt=2-4.png/>
【简答题】
<img src="https://huaweicloudobs.ahjxjy.cn/D227BB2C84165E5CACBCAC9E0AB1D388.png" title="8.png" alt="8.png"/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/2F8F4853C2D53A9E4EC65033A79A28E8.png title=16.png alt=16.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/4E43E7DC88CA422A2D2660210F51EC76.png title=16-1.png alt=16-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/15A6CA45B775ECAE350681268E68E35E.png title=16-2.png alt=16-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/7CF3CB1F444DC15592165EADAD919990.png title=16-3.png alt=16-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/5A383369486E4ACF064955C4D1B65856.png title=16-4.png alt=16-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/B2BE331DCA3388BECC5A75809F1D514A.png title=2.png alt=2.png/>
①
0.5
②
0
③
1
④
2
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/105E111DA681E95D88E4E4152F4C46E2.png title=QQ图片20160108165131.png alt=QQ图片20160108165131.png/><img src=https://huaweicloudobs.ahjxjy.cn/552A8C09885689EB452DA3865ADAD75D.png title=QQ图片20160108165150.png alt=QQ图片20160108165150.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/ADB11703F3BF0BE78DC47426463EAF9B.png title=QQ图片20160108165201.png alt=QQ图片20160108165201.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/CF13F3D7FB0D5D27421972F547B9024D.png title=QQ图片20160108165212.png alt=QQ图片20160108165212.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/4C5A9407AF48564313C1878511BA6749.png title=QQ图片20160108165227.png alt=QQ图片20160108165227.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/F67EF9F84F4FF33BA448182B54A32743.png title=QQ图片20160108165240.png alt=QQ图片20160108165240.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/E2D354A08A29E90E16421D5F692303C1.png title=5.png alt=5.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/E168557F0B5112A6A1E9420CEDE49CC9.png title=a.png alt=a.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/825C09CFF4EC43FF835CE4434F37094F.png title=b.png alt=b.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/1C5CEE463223260D2110DD2C9550EE8A.png title=c.png alt=c.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/68FB193BE1BF9B5182F13D7C7A4B05BD.png title=d.png alt=d.png/>
