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

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

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

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

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

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

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

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

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

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