我国婚姻法规定“禁止直系血亲和三代以内的旁系血亲”的男女结婚，其理论依据是（）。

发布时间：2017-05-27 17:15 │ 来源：www.tikuol.com

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问题：

我国婚姻法规定“禁止直系血亲和三代以内的旁系血亲”的男女结婚，其理论依据是（）。

A．后代隐性遗传病的患病率增大

B．后代一定患遗传病

C．后代显性遗传病的患病率增大

D．后代患传染病的患病率增大

考点：基因经精子或卵细胞的传递基因控制生物的性状生殖过程中染色体的变化基因的显性和隐性

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包被颌下腺、胸锁乳突肌及斜方肌的是（）

A.颈浅筋膜

B.颈深筋膜浅层

C.颈深筋膜中层

D.颈脏器筋膜

E.颈深筋膜深层

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完形填空。

     You must know the "ding dong ditch". Person A rings Person B's doorbell, and then quickly runs away
or hides before Person B answers. Person B hurries to answer the door, only to find that no one's there.
After the   1 thing is repeated several times, this is called "ding dong ditch".
     Sharon Mardis, a single mother of four, told ABC News that she   2 a "ding dong ditch" when she   3
to her door at 1:00 am last night.
     "My doorbell started ringing,   4 I came to the door," Sharon told ABC News. "There was   5    at the
door. I went back in the house. I got ten or twenty   6    and the doorbell started ringing again. I came back to the door, still nobody at the door." She got   7 and stepped outside, shouting, "Who's that? What on
earth are you going to do?" There was just   8 .
     But after Sharon returned to the house, she   9 something. Smoke! Sharon quickly   10    her kids and
the family pets and ran out of the house. Only then did she  11   how bad the fire was. The   12 of the
house fell down; the house was quickly   13    by flames. The smoke detectors (探测器) had never  14 :
they were out of batteries. Good thing for the doorbell.
     The   15    is who had rung it.   16    found that the flames has fused (熔化) the wires of the doorbell
together, causing it to ring. But    17 , the fire had nothing to do with the doorbell wiring at all. It had
started in the bathroom, well down the hall. From there, the flames didn't spread to the nearby  18 , where
the children and Sharon were sleeping.  19 , they surprisingly reached the doorbell first, making it ring
repeatedly, and  20 Sharon to avoid danger.
Sharon believes it happened that way thanks to an angel.

( )1. A. special
( )2. A. experienced
( )3. A. fell
( )4. A. though
( )5. A. somebody
( )6. A. miles
( )7. A. tired
( )8. A. cry
( )9. A. hit
( )10. A. gathered
( )11. A. wonder
( )12. A. paintings
( )13. A. covered
( )14. A. moved off
( )15. A. fact
( )16. A. Nurses
( )17. A. fortunately
( )18. A. kitchen
( )19. A. Instead
( )20. A. ordering

B. same
B. followed
B. turned
B. but
B. nobody
B. centimeters
B. angry
B. noise
B. touched
B. settled
B. dream
B. roof
B. separated
B. left off
B. opinion
B. Firefighter
B. strangely
B. hall
B. Therefore
B. encouraging

C. important
C. learned
C. responded
C. because
C. something
C. feet
C. worried
C. silence
C. heard
C. comforted
C. realize
C. lights
C. blocked
C. taken off
C. mistake
C. Teachers
C. honestly
C. bathroom
C. Thus
C. warning

D. serious
D. practiced
D. returned
D. and
D. nothing
D. kilometers
D. interested
D. laugh
D. smelled
D. frightened
D. agree
D. floor
D. stopped
D. gone off
D. question
D. Doctors
D. clearly
D. bedroom
D. Then
D. advising

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以××局团委会的名义向XX省XX县委办公室发函，请其协助联系一个企业，以便组织××局团委的团员青年前去参观学习，并希望尽快复函。

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大脑半球额叶与项叶的分界线是（）

A.中央沟

B.中央后沟

C.中央前沟

D.顶枕沟

E.外侧沟

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治疗经间期出血湿热证，应首选（）

A.清肝止淋汤

B.逐瘀止血汤

C.两地汤

D.清热固经汤

E.燥湿化痰汤

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