题目内容：

A great selection of fiction and non-fiction books!

Best Sellers, Children's, Do-It-Yourself, Instructional, Historical,

Hobbies, Cooking, Health, Gardening, Fitness, and more.

Video and audio media is also available. On sale!

Location: Mariposa County Main Library

Next to the Mariposa County Courthouse

4978 10th Street in Mariposa

Thursday April 30th    1:00pm-6:00pm

Library Members Only: Buy One Free

Memberships are available at the door

Friday   May 1st8:30 am-6:00pm

Friends of the Library Members Only: Buy One Get One Free

Saturday   May 2nd   8:30 am-4:00pm

Sunday    May 3rd   9:30am-12:00pm

For more information, call 209-966-2140

1.What is the advertisement about?

2.Are there books about health in this library?

3.Where is the library?

4.When can the friends of the library members buy one book and get a free one?

5.How long will the sale last?