Thanks for _____ me to your party. [ ]
A. ask
B. asking
C. asks
答案：B
盆腔癌痛综合征最常见的原发肿瘤为()
A．膀胱癌
B．结肠直肠癌
C．子宫癌
D．肾癌
E．前列腺癌
脱硫氧化风机的故障有哪些？
