-Quiz#1
-HW ch2.1-2.5
-Test ch1&2
-Quiz#1
-HW ch2.1-2.5
-Test ch1&2-Quiz#1
-HW ch2.1-2.5
-Test ch1&2
-Quiz#1
-HW ch2.1-2.5
-Test ch1&2-Quiz#1
-HW ch2.1-2.5
-Test ch1&2
-Quiz#1
-HW ch2.1-2.5
-Test ch1&2-Quiz#1
-HW ch2.1-2.5
-Test ch1&2
-Quiz#1
-HW ch2.1-2.5
-Test ch1&2