DNA复制时,合成DNA链之前必须先合成________,它在原核生物中的长度大约有10个核苷酸。
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投影射线通过物体向选定的平面进行投影,并在该平面上得到的图形的方法称为投影法
A. 对
B. 错
长拳的呼吸方法除_______外,还有、_______、_______、_____静止时应当用、_____。
The sentence “Now I was involved in a trial reported the world over.”in Para. 2 employs the rhetorical device of ______.
A. Hyperbole
B. Metaphor
C. Synecdoche
D. Transferred epithet
The sentence “Darrow had whispered,throwing a reassuring arm round my shoulder as we were waiting for the court to open.”in Para. 2 employs the rhetorical device of ______.
A. Hyperbole
B. Metaphor
C. Synecdoche
D. Transferred epithet