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【单选题】
If we are interested in testing whether the proportion of items in population 1 is larger than the proportion of items in population 2, thenA.
null hypothesis should state P1 - P2 ≤ 0
B.
null hypothesis should state P1 - P2 ≥ 0
C.
alternative hypothesis should state P1 - P2 > 0
D.
alternative hypothesis should state P1 - P2 < 0
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反馈参考答案：
举一反三
【多选题】食品相关产品包括（ ）
A.
用于食品的包装材料
B.
用于食品的容器
C.
用于食品的洗涤剂
D.
用于食品的消毒剂
E.
用于食品生产经营的工具
F.
用于食品生产经营的设备
G.
用于食品生产经营的场所
【判断题】So long as men can breathe or eyes can see, So long lives this , and this gives life to thee. 最后一行中的“this”是指夏天。
A.
正确
B.
错误
【单选题】“So long as men can breathe, or eyes can see, /So long lives this, and this gives life to thee. ” Where do these two lines come from?
A.
William Shakespeare’s Sonnet 18.
B.
John Milton’s Sonnet 19.
C.
William Shakespeare’s Sonnet 73.
D.
John Keats’s “On First Looking into Chapman’s Homer”
【简答题】These two linesare called ____. So long as men canbreathe, or eyes can see, So long livesthis, and this gives life to thee.A. Quatrain B. Triplet C. Couplet D. Limerick
【单选题】“So long as men can breathe, or eyes can see,/ so long lives this , and this gives life to thee.” What does “this” means?
A.
lover
B.
time
C.
summer
D.
poetry
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