INTERMEDIATE

I’ve been working at this company ______ five years.

• for

• since

She has lived in Paris _____ January.

• for

• since

Jim has studied _____ three hours. Now he is tired.

• for

• since

We have had this car _____ 1998.

• for

• since

She hasn't written _____ Christmas.

• for

• since

He hasn't done any work _____ a month.

• for

• since

Third conjugation of -see-

• saw

• seen

• sees

Third conjugation of -think-

• thinks

• thought

• tough

Third conjugation of -be-

• is, are, am

• were

• been

Third conjugation of -write-

• writen

• wrote

• written