1 . It is essential that students not be________to their classroom and________their knowledge to social life.

A．limited, apply

B．limit, lead

C．limits, add

D．limiting, use

2 . With the guide ______ the way , we had no difficulty     _____of No one Middle School of Lin Zhou.

A．lead, finding

B．lead, finding

C．leading,   find

D．leading, finding