Key: Can / Can't ( part 1 )
| 1. can | 4. can |
| 2. can't | 5. can |
| 3. can't | 6. can |
Review exercise
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(Tư liệu tham khảo: Betty Schrampfer Azar . Understanding and Using English. 3rd ed.)
Review exerciseSửa lần cuối bởi vip.pro.09; 24-03-2017, 11:28.
