Barenaked Ladies 10. The explorer was frozen in his big kayak just after making queer discoveries. Jackdaws love my big sphinx of quartz. Crazy Fredericka bought many very exquisite opal jewels. Pack my box with five dozen liquor jugs. The quick brown fox jumps over the lazy dog. These are all, for ten points, examples of what kind of sentence, which contains all 26 letters of the alphabet?