Objectives and Sequence: This lesson is intended to be used as a preview of Grammar 4-1.
![friendly mechanic](https://s3.amazonaws.com/smrtenglish.com/core/ENGL120AUTO/Unit%2004/4-2l1.jpg)
Exercise
Open the exercise to begin the activity. Follow the instructions in the document.
Objectives and Sequence: This lesson is intended to be used as a preview of Grammar 4-1.
Open the exercise to begin the activity. Follow the instructions in the document.