【单选题】Who is the author of classic of tea?
【单选题】Who wrote the Classic of Tea ?
【简答题】附加题(本题10分,选做,分数计入总分,如总分超过100分仍为100分) 已知集合A={x︱x 2 -4mx+2m+6=0,xÎR},若A∩R - ≠Æ,求实数m的取值范围(R - 表示负实数集)。
【简答题】同学们,如果你已完成了前面的所有试题,并已检查完毕。你可以做这道附加题,本题不计入总分。挑战一下自己吧! 任务型阅读 (10分) Most Americans enjoy moving from one place to another. For example, they often drive their cars 120 to 160 kilometers away just to have...
【简答题】The classic of Tea written by _____ is an early work on tea, summarizing all knowledge of tea in China up to that date.
【单选题】Who wrote The Classic of Tea?
【判断题】According to the Classic of Tea written by Lu Yu, tea as a beverage originated with Shennong.
【简答题】(注:本题分A、B两类题,大家可选做,两题都做已A类计分.) (A类)如图1,飞机P在目标A的正上方1100m处,飞行员测得地面目标B的俯角α=30°,求地面目标A、B之间的距离;(结果保留根号) (B类)如图2,两建筑物AB、CD的水平距离BC=30m,从点A测得点C的俯角α=60°,测得点D的仰角β=45°,求两建筑物AB、CD的高.(结果保留根号) 我选做的是______类题.