WebSQL is a SQL-like (26) language for extracting information from the web. Its capabilities for performing navigation of web (27) make it a useful tool for automating several web-related tasks that require the systematic processing of either ail the links in a (28) , all the pages that can be reached from a given URL through (29) that match a’ pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common (30) Interface.

（27）是（）

A.browsers

B.servers

C.hypertexts

D.clients

放手发动群众，壮大人民力量，在中 * * 党的领导下，打败日本侵略者，解放全国人民，建立一个新民主主义的中国。

请回答

（1）上述内容被称为什么？

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（2）写出此次大会召开的时间和地点。

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（3）这次大会的意义是什么？

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