Current location - Training Enrollment Network - Mathematics courses - How to do Unit 2, Year, Month, Day, 2, 3, 4, 5, and 6 in the second volume of Grade Three Mathematics?
How to do Unit 2, Year, Month, Day, 2, 3, 4, 5, and 6 in the second volume of Grade Three Mathematics?
Fill in the blanks.

(32 points) 1. The common time units we have learned are:,,,,. 2. There were days in February 2003, * * * days in the whole year and zero days in a week. 3. In 1990, 1920, 192 1 996, 2000, _ _ _ _ _ _ _ _ _ _ _ is the normal year. 4. How many months are there in a year, and each month has 3 1.