不等式(x+5)(3-2x)≥6的解集是()。
A.{x|x≤-1或x≥}
B.{x|-1≤x≤}
C.{x|x≤-或x≥1}
D.{x|-≤x≤1}
参考答案:D
—What did the teacher say just now?
—Sorry. I didn't catch it. I _____ about something else. [ ]
A. think
B. will think
C. was thinking
D. thinks
输精管结扎术常用部位是()
A.精索部
B.睾丸部
C.壶腹部
D.腹股沟管部
E.射精管起始部