下列属于光的反射现象的是:
A.猪八戒照镜子,表里如一B.从鱼缸侧面看鱼,发现鱼会变大C.放满水的泳池底部看起来很浅D.坐井观天,所见甚小
参考答案:A
新生儿缺氧缺血性脑病时发生惊厥,首选的药物是()。
A.甘露醇
B.地塞米松
C.苯巴比妥钠
D.苯妥英钠
E.呋塞米
There used to be a museum in the east of the city, ______
A.didn't there B.used to thereC.used there D.usedn't to there