A) Subject + had + past participle
B) Subject + had + past simple
C) Subject + have + past participle
D) Subject + has + past participle

A) Subject + had not/hadn’t + past simple
B) Subject + had not/hadn’t + past participle
C) Subject + have not /haven’t + base verb
D) Subject + has not/hasn’t + past participle

A) Subject + had + past participle
B) Have + subject + past simple
C) Had + subject + past participle
D) Has + subject + past participle

A) cooked
B) had cooked
C) cooking
D) has cooked

A) lost
B) had loose
C) had lost
D) has lost

A) An action in the past without connection to another.
B) An action that began and ended in the past before another action.
C) A habit in the past.
D) Continuous action in the future.

A) Did she had ever been to London before moving there?
B) She had ever been to London before moving there?
C) Has she ever been to London before moving there?
D) Had she ever been to London before moving there?

A) He had went to the store before I called him.
B) I had never seen such a big dog before.
C) By the time we arrived, the show had started.
D) She had finished her homework before dinner.

A) had worked
B) has worked
C) worked
D) working

A) had done
B) did
C) have done
D) doing