听神经瘤早期肿瘤直径（）
A.＜1.5cm
B.＜2cm
C.＜2.5cm
D.＜3cm
E.＜3.5cm
参考答案：C
-Jack, do you like English?
-No. So my English is very ________.[ ]
A. poor
B. good
C. different
标型矿物
