绝经期乳腺
参考答案：
乳腺腺体完全退化，小梁间布满脂肪，整个乳腺透亮度增高，其内仅见少量血管及网状结构，皮肤厚薄均匀， * * 自然外凸。
For the sake of your health, I'd rather you ___ a flat in the mountain than ___ in downtown area as the
transport is getting more convenient. [ ]
A. bought, one
B. to buy, that
C. bought, the one
D. to buy, what
施工防突钻孔时必须匀速钻进，保持钻孔畅通，防止钻孔堵塞。各种防突钻孔必须在煤层（）内施工。
