如图表示人体的特异性免疫过程，请据图作答：
与细胞f的功能相适应的细胞器有（）
参考答案：核糖体、内质网、高尔基体、线粒体
.
The teaching building is _________ by many trees, some ______ over 30 metres.
A．surrounded, measuring
B．surrounded, measured
C．surrounding, measured
D．surrounded, measure
心电图上Ⅰ和AVL导联出现急性心肌梗死的特异性改变，其梗死部位是心脏的
A．下壁B．前壁C．后壁D．高侧壁E．前间壁
