A.replyB.answerC.actionD.response
A. reply
B. answer
C. action
D. response
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A.sectionB.elementC.segmentD.component
A. section
B. element
C. segment
D. component
玉米与大豆或花生间作是利用了它们之间原始合作的共生关系。 [ ]
A. 正确
B. 错误
A.answerB.replyC.addressD.take
A. answer
B. reply
C. address
D. take
A.circumstancesB.conditionC.occasionsD.environment
A. circumstances
B. condition
C. occasions
D. environment