32 , ! you look very tired. 1) you go to bed. 2) you work so much. 3) you take a holiday. 4) you visit your doctor. 1) should, 2) shouldn't, 3) shouldn't, 4) should 1) should, 2) shouldn't, 3) should, 4) should 1) shouldn't, 2) should, 3) should, 4) should