原核生物翻译系统中有3种释放因子,真核细胞中有几种
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Getting the MessageChoose the best answer from the four choices marked A, B, C, and D according to the text.From Paragraph 1 we know that the author___.
The author enjoys exercising because___.
The text mentions there are many false ideas about fat people in society. Which of the following is NOT one of these false ideas?
When the author hears someone saying, “You have such a pretty face” (Para. 6), she understands what the speaker really means is___.