幼年时腺垂体功能亢进可引起（）
A．侏儒症
B．呆小症
C．肢端肥大症
D．巨人症
E．向心性肥胖
参考答案：D
The coat made of this kind of cloth _____ well. I think it is worthy _______. [ ]
A. washes; buying
B. is washed; buying
C. washes; to be bought
D. is washed; to be bought
增压系统的前后外流活门都能完成
A、座舱高度限制
B、座舱正压力的释放，实现座舱高度变化率及内外压差的控制
C、座舱负压力的释放，实现座舱内外压差的控制
D、以上都对
