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【单选题】
下图为DNA测序仪显示的某真核生物DNA片段一条链部分相邻碱基排列顺序图片。其中图1的碱基排列顺序已经解读，其顺序是：GGTTATGCGT。下列有关叙述中正确的是（）A.
图2显示的碱基排列顺序是CCAATACGCA
B.
该DNA片段在细胞中的转录和翻译可同时进行
C.
该DNA片段中（A+C）/（T+G）=1
D.
该DNA片段转录形成的mRNA只含有6个密码子
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【单选题】The football player felf extremely _______________ after they won the game.
A.
luck
B.
lucky
C.
luckily
D.
unlucky
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A.
has done
B.
had done
C.
was doing
D.
is doing
【单选题】Susan decided not to write her resignation in the office because she didnt want her colleagues to know what she ______.
A.
has done
B.
had done
C.
was doing
D.
is doing
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