－Who are you waiting for?

－___________ us a lecture this afternoon.

A．The professor wants to give

B．The professor will give

C．The professor about to give

D．The professor to give

肺部的淋巴转移肿瘤最常见来自（）

A.甲状腺癌

B.胃癌

C.成骨肉瘤

D.肝癌

E.前列腺癌