—I’d like a wake-up call at 7:00 a.m., please!

—OK, _______.

A．help yourself

B．You will certainly make it

C．just do what you like

D．I’ll make sure you get one

对骨纤维肉瘤，以下说法错误的是（）.

A.骨纤维肉瘤多为继发性病变

B.病理检查可见到肿瘤骨样组织

C.多发生在青少年

D.影像学检查无特异性

E.易发生肺转移