与右心室相连通的血管是[ ] A．上、下腔静脉 B．肺静脉 C．肺动脉 D．主动

下述对比剂副作用最小的是（）

A.泛影钠

B.碘苯酯

C.优维显

D.泛影葡胺

E.复方泛影葡胺

根据句意及首字母提示完成句子。

1. Eating too much c_______ is bad for our teeth.

2. Don't c________ gum in class.  It's impolite.

3. He was interested in studying spiders, bees and other i ________when he was young.

4. He likes p ________ pictures with his brushes when he is free.

5. Jim's home is near his school, so he usually w ________to school.

随机附带“LenovoCare“工具软件包的是哪款机型？（）

A.旭日125

B.旭日C100

C.旭日410

D.旭日420

只封禁一台IP地址为203.168.47.59主机的access-list的正确配置是______。

A．access-list 110 permit ip any any
access-list 110 deny ip host 203.168.47.59 any
access-list 110 deny ip any host 203.168.47.59

B．access-1ist 110 deny ip host 203.168.47.59 any
access-list 110 deny ip any host 203.168.47.59
access-list 110 permit ip any any

C．access-list 110 deny ip host 203.168.47.59 any
access-list 110 deny ip any host 203.168.47.59

D．access-list 110 deny ip host 203.168.47.59 any
access-list 110 permit ip any any
access-list 110 deny ip any host 203.168.47.59

诊断妊娠期女性贫血的标准为血红蛋白浓度低于（）

A.140g／L

B.130g／L

C.120g／L

D.110g／L

E.100g／L