单项选择题
| Last Week | This Week | Next Week | |
|---|---|---|---|
| Pencils | 10 cents | 5 cents | 15cents |
| Ball Pens | 79 cents | 50 cents | 1.19 dollars |
| Exercise Books | 89 cents | 60 cents | 1.25 dollars |
| Letter Paper (100 sheets) | 2.99 dollars | 2.00 dollars | 2.99 dollars |
| All Textbooks | 30% off | ||
| T-shirts | 4.99 dollars | 3.5 dollars | 6.00 dollars |
| Jackets | 22.50 dollars | 18.00 dollars | 25.00 dollars |