1£®It’s obvious that getting these historic sites recognized by the world is helpful for preserving and repairing them£¬as it________ their extreme importance and value.

A£®associates    B£®symbolizes

C£®stresses    D£®abolishes

2£®The two organizations will arrange a one£­year seminar and________ it with a report on their in£­depth studies and research findings.

A£®conclude    B£®summarize

C£®recognize    D£®infer