Complete the following questions before our next class.
Exercise 4A questions 1a, 2a, 3b, 4ac, 5c, 9a
If you want to do a bit of reading ahead, you can also try the questions listed below (which will be assigned for everyone in our next class).
Exercise 4A questions 1bc, 2bcd, 7, 8 , 6d, 10, 11a