摘要：听第三段对话, 回答第7-9题 7.( ) Why can’t the library issue library cards to everyone who applies? A. There is a shortage of staff. B. Its resources are limited. C. It is a library for special purposes. 8.( ) What will the library do if a reader fails to renew the video? A. The library will forbid him to borrow any item. B. The library will ask him to apply again. C. The library will cancel his video card. 9.( ) How long can a reader keep the book before he renews it? A. For one month. B. For one week. C. For two weeks.

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