past simple or past perfect I(not study) Japanese before I

1) hadn't studied; went

2) hadn't baked; opened

3) had; had lost

4) knew; had been

5) hadn't studied; moved

6) didn't enjoy; hadn't read

7) liked; had helped

1. I hadn't studied Japanese before I went to Japan.

2. She had baked a lot before she opened.

3. We had a lot of trouble because we had lost our passports.

4. Brian knew many people at the club because he had been there many times.

5. They didn't study English before they had moved to Canada.

6. You didn't enjoy the movie because you hadn't read the book.

7. She really liked him because he had helped her.

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