26.--- What do you think of their marriage?
--- _________, if I were Kate, I would not marry him.
A.Generally speaking B.Believe it or not
C.To my surprise D.To be honest
25.He could not__________the fact that the money was found in his house.
A.answer for B.account for C.leave for D.care for
24.These workers preferred to work extra hours at night_________leave the work until the next week.
A.other than B.more than C.instead of D.rather than
23.---I don’t think_________was reported in yesterday’s newspaper is true.
---Neither do I.
A.that B.what C.it D.which
22.We have a growing population and________we need more food.
A.even B.besides C.yet D.therefore
第一节、单项填空(共15小题;每小题1分,满分15分)
从A、B、C、D 四个选项中,选出可填入空白处的最佳选项。
21.The international agreement, intended ________children not to smoke and help people kick the habit, was signed on February 27.
A.to encourage B.encouraging C.for encouraging D.encourage
64.(9分)下图表示利用某种农作物①和②两个品种分别培育出⑤、⑥两个品种的过程, I和II表示育种过程,两对基因独立遗传,分析图解并回答下列有关问题:
(1)用①和②培育⑤所采用的方法I和II分别称为___________和_________, 该过
程所依据的原理是_________________通过该育种方法所获得的AAbb占子代
总数的比例为
(2) 用③经④培育成⑤的方法称为____________ , 其优点是___________________
通过该育种方法所获得的AAbb占子代总数的比例为
(3) 用③培育成⑥常用的措施是_________________________________
长春市十一高中2009-2010学年度高一下学期期末考试
63.(12分)下图为白化病和色盲两种遗传病的系谱图,设白化病致病基因为a,色盲的致病基因为b请回答:
(1)写出下列个体的可能的基因型Ⅲ8
Ⅲ10
(2)若Ⅲ8和Ⅲ10结婚,生育子女中只患白化病或色盲一种遗传病的概率是 ,
同时患两种遗传病的概率是
(3)若Ⅲ9和Ⅲ7结婚,子女中可能患的病是 ,发病的概率是 。
Ⅰ
Ⅱ
Ⅲ
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