【题目】
With inspiration from other food cultures, American food culture can take a for the better. (2013.江苏)
A. share
B. chance
C. turn
D. lead
科目:高中地理 来源: 题型:
【题目】如图为有丝分裂相关的坐标曲线。相关说法不正确是( )
A.若纵坐标表示一条染色体中DNA的含量,则c→d过程细胞中核DNA含量不变
B.若纵坐标表示一个细胞核中DNA的含量,则e点时一条染色体中DNA的含量与a点相同
C.若纵坐标表示一条染色体中DNA的含量,则a→c过程染色体数目不变
D.若纵坐标表示一个细胞核中DNA的含量,则a→d过程染色体数目不变
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科目:高中地理 来源: 题型:
【题目】On the bus I saw a student ____________ I thought was your brother.
A. who B. whom C. whose D. he
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【题目】We’re talking about the piano and the pianist ____________ were in the concert we attended last night.
A. which B. whom C. who D. that
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【题目】
You can never imagine what great trouble I have this vase in my small dark attic.
A. found
B. finding
C. to find
D. for finding
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【题目】
--- There is a story here in the paper about a 110-year-old man.
--- My goodness! I can’t imagine that old.
A. to being
B. to have been
C. being
D. having been
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【题目】如图是DNA片段的结构图,请据图回答下列问题:
(1)图甲是DNA片段的______结构,图乙是DNA片段的_________结构。
(2)从图甲可以看出组成DNA分子的两条链的方向是______的,从图乙可以看出组成DNA分子的两条链相互缠绕成规则的_________结构。
(3)从图中可以看出DNA分子中的两条长链是由_______和_____交替连接的。
(4)连接碱基对的化学键是_________,碱基配对的方式为:A(腺嘌呤)一定与________配对;G(鸟嘌呤)一定与____________配对。
(5)填出图中部分结构的名称:[2]_______、[5]______。
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【题目】 (2014·湖南) Only when you can find peace in your heart good relationships with others.
A. will you keep B. you will keep
C. you kept D. did you keep
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【题目】--- Who has been planning the summer camp?
--- Everyone in the class .
A. is
B. have
C. has
D. are
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