Usage of "had better," "must have," and "should have" to express advice or past probability. Passive Voice:
| Raw Score (out of 100) | ALC Level | CEFR Equivalent | |------------------------|-----------|------------------| | 0-25 | 0-1 | A1 | | 26-50 | 1-2 | A2 | | 51-74 | 2-3 | B1 | | 75-89 | 3-4 | B2 | | 90-100 | 4+ | C1 | Alcpt Form 118