妊娠期淋病对胎儿及婴幼儿的影响有( )A．死胎 B．流产 C．肾囊肿 D．肺炎 E

患者，女性，31岁，口腔黏膜疼痛3个月就诊。检查：两颊黏膜、舌腹黏膜广泛 * * 状增生，表面糜烂渗血。头颈部皮肤有类似损害。右颊黏膜活组织检查提示：可见上皮内疱。

治疗措施是（）。

A.手术

B.激光

C.口服皮质类固醇激素

D.维生素A丸

E.肌注青霉素

一只雌蚊在吸食丝虫病患者甲血液（其中含有病原体）以后，又吸食乙的血液使乙患了丝虫病，则甲乙和雌蚊分别是（　　）

A．传染源、易感人群、病原体

B．传染源、易感人群、传播途径

C．易感人群、传染源、传播途径

D．病原体、易感人群、传播途径

A: What’s the date today
B: It’s June 16.
A: (16) Then it’s Dragon Boat Festival today, isn’t it
B: Yes. (17)
A: Did you have rice dumplings this morning
B: Sure. (18)
A: I didn’t.
B: What a pity! But I happen to have got some with me. (19)
A: I’d love to. By the way, why do you call it Dragon Boat, Festival
B: Because in China, people race dragon boats this day every year.
A: Oh, I see. (20)
B: You are welcome.
A．We Chinese usually eat rice dumplings this day
B．I hate eating rice dumplings.
C．Thank you for your rice dumpling.
D．I don’t think so.
E．Would you like to have one
F．Already
G．How about you

2008北京奥运会的田径项目有多少个男子小项？（）

A.21

B.22

C.23

D.24