Choose the correct options.

1. I saw you yesterday. You .... at the bus stop.
   A) a stood b) had stood C) were standing

2. I ... of that film before I saw it.
   A) hadn't heard B) didn't hear C) wasn't hearing

3. What time ... home last night? 
   A) did you get B) were you getting C) had you got

4. I suddenly realised I .... my friend's birthday.
   A) was forgetting B) had forgotten c) forgot

5. By 7pm, Jack .... his homework and was watching TV.
   A) was finishing B) finished C) had finished