---I phoned you at six yesterday afternoon, but nobody answered.

----I _______ a walk with my parents near the river.

A．am taking

B．was taking

C．took

D．will take

患者女性，65岁，椎管内占位性病变入院，体检发现剑突与脐连线中点以下皮肤感觉明显减退，考虑其病变节段为（）

A.胸5～6椎体

B.胸6～7椎体

C.胸7～8椎体

D.胸8～9椎体

E.胸9～10椎体