咽与食管相续的平面是（）。

A.第3颈椎下缘

B.第4颈椎下缘

C.第5颈椎下缘

D.第6颈椎下缘

E.第7颈椎下缘

-----The old man wouldn’t stay at home for a rest even if it rained.

----      . He would feel sick if he stayed home for one day.

A．So would my grandpa

B．So wouldn’t my grandpa

C．Neither would my grandpa

D．Nor wouldn’t my grandpa