长期应用肾上腺皮质激素的副作用是
A.膀胱出血
B.皮疹
C.股骨头坏死
D.肾炎
E.蛋白尿
参考答案:C
The little girl was too frightened _____ a word.[ ]
A. not to tell
B. not to say
C. to tell
D. to say
温度传感器的作用是什么?