over 7) __________ of land
举一反三
- have all fought over the land of Poland.
- 无限循环小数\(0.777\cdots\)化为分数为( ). A: \(<br/>{7 \over {11}} \) B: \(<br/>{7 \over {10}} \) C: \(<br/>{7 \over 9} \) D: \(<br/>{7 \over 8} \)
- 2. In order to get great knowledge of the land all over England, William appointed officials to make a survey of the farmland all over the country. These statistics were documented in the ___________.
- Which of the following best describes monoculture? A: creating new strategies of disease resistant crops B: letting agricultural land go fallow C: tilling the land once over many years D: organic farming E: growing a single crop over a large area, year after year
- 函数\( f\left( x \right) = {x^3} \)在区间\( \left[ {1,2} \right] \)上满足拉格朗日中值定理的数值\( \xi \)=（ ）. A: \( { { \sqrt {21} } \over 3} \) B: \( { { \sqrt {21} } \over 7} \) C: \( {7 \over 3} \) D: \( {3 \over 7} \)