Since or For/ تمرين رائع

Put in : Since or For where necessary.

1. He's lived in Bou Saada ______ he was a young man.
since
for

2. I've been thinking about you ______ the past few hours.
since
for
3. He's been ready ______ two this afternoon.
since
for

4. She's been working for us ______ four years.
since
for
5. Have then been living here ______ very long?
since
for

6. Our parents have been telling you that ______ you could walk.
since
for