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【单选题】
（ ）是协调小麦产量构成因素的基础。A.
选育优良品种
B.
越冬保苗
C.
合理密植
D.
防御病虫害
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【单选题】What does Ms. Davies mean by saying 'Non-fiction as it is cutting off a whole route into reading, especiaily for boys.'?
A.
Young people, especially boys can't easily get access to good books of non-fiction.
B.
A lot of good non-fiction books are coming out into the market.
C.
Such kind of non-fiction are eroding into the reading habits of young people especially boys.
D.
Non-fiction books have been isolated from our reading experience.
【简答题】听下面一段材料，回答第1-4题。 1. Who is the woman? A. A teacher. B. A friend. C. Mother. 2. Where did the man live three months ago? A. In a student house. B. With a family. C. In his own house. 3. What is the man...
【单选题】Poet’s corner is not only for poets but also for all the highly - esteemed figures of the ____ descents.
A.
British
B.
American
【简答题】缺水的现状 2. 缺水的原因 3. 缺水问题的解决办法。 Water Shortage in China
【单选题】______ was the first writer who was buried in the area now known as the Poets' Corner
A.
Caedmon
B.
Cynewulf
C.
G. Chaucer
D.
W. Langland
【简答题】能源是当今人们最关心的重大问题之一。 2. 节约使用是缓解能源短缺的手段之一。 3. 但最好的解决办法是开发新的能源。
【简答题】通过学习化学，我们了解了某些物质的性质以及物质之间的相互转化关系。如图中的物质均为初中化学常见的物质。其中甲、乙、丙、丁、戊均为单质，丙是空气中含量最多的物质；常温下，丁为黑色固体，戊为紫色金属；G是一种具有刺激性气味的气体，其水溶液显碱性，工业上用甲和丙化合制备G；农业上常用F改良土壤（如图中部分反应条件已省略）。回答下列问题： （1）D为 ；G为 ． （2）H和E反应生成C和戊的化学方程式为 ...
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