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【判断题】

水稻的开花:指内、外稃被吸水膨胀的浆片推动而张开,张开角度为50—70度。

A.
正确
B.
错误
题目标签:外稃膨胀水稻
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参考答案:
参考解析:
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【单选题】榕树的茎能不断长粗,水稻植物茎不能长粗的主要原因是[ ]

A.
榕树的茎有形成层
B.
榕树的茎有木质部
C.
水稻的茎有形成层
D.
水稻的茎有木质部

【单选题】How should one invest a sum of money in these days of inflation (通货膨胀) Left in a bank it will hardly keep its value, however high the interest rate is. Only a brave man, or a very rich one, dares to b...

A.
suggest human beings are controlled by a clock
B.
describe why clocks can rule the planet Earth
C.
tell readers what clocks look like
D.
compare clicks to human beings