The teacher requested that we _______ detailed notes in class because they are more ______ than our memory.

A．would take; active

B．could take; honest

C．take; reliable

D．should take; stubborn

对于油箱通气系统，下列说法不正确的是：（）.

A.位于机翼翼尖部的通气油箱正常情况下不储存燃油

B.右侧机翼内格油箱压力过高时，可向中央油箱释压

C.中央油箱通过左侧通气油箱通气

D.当看不到通气油箱过压保护器上完整的十字叉时，说明通气油箱通气口可能堵塞