【简答题】The reason why he adapted to the new situations quickly is that he has a(n) __________ attitude. [A] changeable [B] alternate [C] movable [D] flexible
【单选题】已知如图,AB⊥BD,ED⊥BD,C是线段BD的中点,且AC⊥CE,ED=1,BD=4,那么AB的值( )
【简答题】What he wants is _______ his mother as quickly as he can; and what he must do is ____ to the hospital at once. A.to see; going B.to see; go C.see; to go D.see; go
【多选题】在新药评价初期药物化合物的安全系数可表示为
【判断题】He adapted himself to the change quickly.()
【简答题】When Webster was young ,he was a teacher .But he quickly became tired of the books he used in class .They were all about the English people and places .Since he wanted books that would be interesting ...
【简答题】如图,(1)∵∠1=﹙ ﹚(已知), ∴AC∥ED﹙ ﹚ (2)∵∠2=﹙ ﹚(已知), ∴AC∥ED﹙ ﹚ (3)∵∠A+﹙ ﹚=180°(已知), ∴AB∥FD﹙ ﹚ (4)∵AB∥﹙ ﹚(已知), ∴∠2+∠AED=180°﹙ ﹚ (5)∵AC∥﹙ ﹚(已知), ∴∠C=∠1﹙ ﹚