疥疮的好发部位为（）
A.皮肤薄嫩和皱褶处
B.四肢
C.躯干
D.外阴和肛周
E.颜面部
参考答案：A
澳大利亚最大的工业中心和港口城市是________，海边建有著名的______________。
—Mrs.Smith didn't come to the meeting, _____?
—No, _____.She was ill.[ ]
A. did he; he didn't
B. did he; he did
C. didn't she; she didn't
D. did she; she didn't
