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【单选题】
基因工程的核心技术是( )A.
DNA分子的切割和连接
B.
DNA的变性
C.
DNA的复性
D.
DNA连接
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皮皮学刷刷变学霸
举一反三
【单选题】The doctor’s claim that Mrs. Mallard dies of joy is an example of dramatic irony because ______.
A.
both the readers and the characters in the story know the real cause
B.
the readers know the real cause
C.
the doctor and all of the other characters in the story know the real cause
D.
the readers don’t know the real cause
【简答题】.表达式 'a' + 'b' 的值为 。
【单选题】Mrs. Mallard's reaction to her husband's death is an example of _____ .
A.
dramatic irony
B.
situational irony
C.
verbal irony
D.
both dramatic and situational irony
【单选题】Richards first learned of Mrs. Mallard’s death through ______.
A.
the newspaper office
B.
Mr. Mallard’s company
C.
Mrs. Mallard’s friend
D.
Josephine
【单选题】How do the early spring images contribute to depicting Mrs. Mallard's response to her husband's sudden death?
A.
The early spring images indicate that Mrs. Mallard would start an entirely new life.
B.
Spring would be Mrs. Mallard’s favorite season in her coming days.
C.
The spring scenery reminded Mrs. Mallard of her husband’s life and their marriage.
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