【简答题】如图为缩手反射的神经传导途径.请据图回答问题: (1)手碰到针刺后会出现______,这种反应是神经调节的基本方式,完成该反应的神经结构叫______,该反应是______(“生来就有”/“后天形成”)的. (2)如果用“→”表示神经冲动的传导方向,请你试着将该反射弧补充完整:[3]感受器→[2]传入神经→[1]______→[4]传出神经→[5]______. (3)手缩回后,才感到疼痛,感受疼...
【单选题】请根据短文内容,回答题。 Traffic Jams——No End in Sight (1) Traffic congestion (拥堵) affects people throughout the world. Traffic jams cause smog in dozens of cities across both the developed and developing world. ...
B.
Changing work practice
D.
A solution which is no solution
E.
Closing city centres to traffic
【简答题】With more and more cars on the road, traffic jams are inevitable. Traffic jams can lead to increased accidents as there are more cars, with more people trying to get to their destination, all the whil...
【多选题】下列各项中,属于政府单位财务会计要素的有( )。
【多选题】下列各项中,属于政府单位会计要素的有( )。
【简答题】类的具体表现是通过定义(),即类的变量来操作的。
【简答题】____是指材料在恒应力作用下,塑性应变随时间不断增加的现象。
【多选题】下列各项中,不属于政府单位财务会计要素的有()
【简答题】A.New traffic rules. B.Traffic jams on highways. C.Air traffic conditions. D.Road conditions.