4. She must not see the children before Christmas
5. Have they repaired the lamps yet?
6. How long does she play guitar?
7. This is their first time going to the cinema together.
8. Our parents have never been abroad before.
9. They have never traveled to 10 countries before.
10. They have not learned French since the 6th grade

4. She must not see the children before Christmas
5. Have they repaired the lamps yet?
6. How long does she play guitar?
7. This is their first time going to the cinema together.
8. Our parents have never been abroad before.
9. They have never traveled to 10 countries before.
10. They have not learned French since the 6th grade.

4. She must not see the children before Christmas
5. Have they repaired the lamps yet?
6. How long does she play guitar?
7. This is their first time going to the cinema together.
8. Our parents have never been abroad before.
9. They have never traveled to 10 countries before.
10. They have not learned French since the 6th grade
like giùm