鼻疖是指鼻部()
A.鼻表皮发炎
B.鼻腔粘膜下脓肿
C.鼻前庭皮肤湿疹伴感染
D.鼻尖或鼻前庭的皮脂腺或毛囊的局限性急性化脓性炎症
E.鼻部血管扩张
参考答案:D
How old ______ you when you ______ learning English? [ ]
A. was; start
B. were; start
C. were; started
D. was; started
下图所示的气候类型是
A.地中海气候
B.热带雨林气候
C.温带海洋性气候
D.温带季风气候