Lesson XIII: Vocabulary in Context

5. OUGHT + TO-AF OUGHT + TO-AF indicates duty, obligation, propriety . Mr. Black: Thank you for the show. Your slides are excellent. Mr. Hunter: You’re quite welcome. You really OUGHT TO VISIT California. Mr. Black: Yes, I know we OUGHT TO. In fact, we should take our children to many parts of the United States. Exercise: 5.1. Practice OUGHT + TO-AF Remind the speaker about his/her obligations. For example: I didn't write to my parents last week. -this week- YOU OUGHT TO WRITE TO THEM THIS WEEK . I didn't do my homework last night. -tonight- YOU OUGHT TO DO IT TONIGHT . 1. I didn't attend any class yesterday. -today- 2. I didn't take a vacation last year. -this year- 3. I didn't study last night. -tonight- 4. I didn't go to bed early last night. -tonight- 5. I didn't wash my clothes last Saturday. -next Saturday- 6. I didn't shave yesterday. -tomorrow morning- 7. I didn't review first ten lessons last night. -tonight- 8. I didn't put on my new sweater this morning. -tomorrow morning-