Used in the preterite negatively, querer is understood to mean that one not only didn't want to do something, but refused to. Here are some examples of querer in the imperfect and preterite tenses in affirmative and negative situations:
The Great Dane holds the record for the world's tallest dog,the Irish Wolfhound is a close second. The biggest dog on record was a Great Dane. It was 41 and a half inches high! The largest dog is the Irish wolfhound. The tallest recorded dog is a Great Dane called 'Giant George' grew to the height of 43 inches.
Meet the World's Tallest and Shortest Dogs! Gibson and Boo Boo. These are the extremes: the world's tallest dog Gibson (7 ft / 2.1 m tall when standing on his hind legs) has met Boo Boo (4 in / 10 cm high) the world's smallest dog in Sacramento, California for Guinness World Records Day 2007.