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

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

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

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

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

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

A) She had ever been to London before moving there?
B) Had she ever been to London before moving there?
C) Did she had ever been to London before moving there?
D) Has 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) She had finished her homework before dinner.
D) By the time we arrived, the show had started.

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

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