1.LAST NAME:FIRST NAME:OCCUPATION:NATIONALITY:AGE:

Given the following query:SELECT last_name, first_name, age, hire_date FROM employee WHERE age > 40Which of the following clauses must be added to return the rows sorted by AGE, oldest first, and by LAST_NAME, from A to Z?（）

看图，完成句子。 1. Last year, Maomao to Qingdao and her friend. 2. Last summer, Xiaoyong to Haikou and in the sea. 3. Last month, Jack _ _ to Dalian and in the park.

1、Last Name是指？