W6 Parte B - Lição 169

Choose the right alternative
1. May have been
2. Must have
3. It's been
4. Have
5. Has been
6. Should have
7. Its been
8. Must have
9. May have been
10. Should have

Choose the right alternative
1. C
2. B
3. A
4. B
5. C

Listening
1. A
2. C
3. A
4. C
5. C
6. B