Răspuns:
PAST PERFECT SIMPLE:
1. I had never seen
2. I had lost my lucky pen.
3. He had visited my country .
4. She had read my book
PAST PERFECT CONTINUOUS:
1. They had been talking .
2. She had been working.
3. How long had you been waiting ?
4. He had been standing all day at work .
Explicație:
