如果玻璃门窗非常脏,可用海绵蘸()擦拭。
A、氨水
B、酒精
C、洗涤剂
D、去污粉
参考答案:C
有关于MRI检查适应证的叙述错误的是()
A.MRI适用于人体多种疾病的诊断
B.纵隔肿瘤
C.肺部感染
D.心理疾病
E.骨关节外伤
A terrible earthquake ______ in Lushan County, Sichuan Province,______ about 200 people.
A.took place ; killing
B.was taken place; killing
C.took place; killed
D.was taken place; killed