---How about ______lecture you attended last night?

---It was too boring , indeed ,____lecture for me.

A．the ; /

B．/ ; the

C．a; / the

D．the ; a

对X线照射感受性最高的腺体是

A．肾腺

B．汗腺

C．生殖腺

D．唾液腺

E．甲状腺