27.It is obvious that talking about something behind others is what everyone will not_________.
e up with B.keep up with C.catch up with D.put up with
26.Excuse me, would you please_______me_______at the next corner?
A.set, down B.let, down C.keep,down D.turn down
25. -Time is_________. It’s likely that we’ll miss the deadline.
-Don’t worry. We have already got through 80% of the job.
A. giving out B.using up C.running out D.ending up
24.I have also learned to_________ whole sentences without trying to translate them word for word into Chinese.
A.absorb struct C.modify D.classify
23.-Why is the famous althlete absent from the game?
-He has been________to take part in competitions for a year because of taking drags.
A.arrested B.forbidden C.declined D.scolded
22.It’s generally believed that the_________ of the Dragon Boat Festival is to celebrate the great poet Qu Yuan.
A.resource B.ambition C.origin D.treasure
第一节:多项选择(共10小题;每小题1分,满分10分)
21.Lucy is a college student who is hard-working, so she passed the College English Test Band 4 at her first__________.
A.attempt B.effort C.struggle D.factor
33.(7分)人的肤色正常与白化病受基因A和a控制,正常人与镰刀型细胞贫血症患者受基因B和b控制,两对基因分别位于两对常染色体上。假设白化病基因与相对应的正常基因相比,缺失了一个限制酶的切点。下图图一表示某家族遗传系谱图,图二表示甲、乙、丙3人白化基因或相对应正常基因的核酸分子杂交诊断结果示意图。据图回答下列问题。
(1)图一中,①的基因型为__________,⑥的基因型为____________。
(2)由图二可知,肤色正常基因A经限制酶酶切后,与探针杂交显示的电泳带有_____条,丙的基因型为_________。
(3)已知对③、④进行核酸分子杂交诊断,其电泳结果都与甲相同,则⑨表现为正常的可能性为_________________。
孝感高中2009-2010学年度下学期高二期末考试
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区
违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com