Past Perfect vs Present Perfect

I had ... a pop song, when my sister arrived.

• sing

• sang

• sung

When my friend knocked the door, the teacher ... finished the topic.

• has

• had

• have

My mom ... visited China since 2010.

• has

• have

• had

Claudia and Sam ... practiced English ...

• has, yesterday

• have, for an hour

• had, today

Some of my friends have ... part time job, when summer holiday ...

• took, start

• take, started

• taken, started

We were late for the movie, because Ana ... the tickets.

• had not bought

• had not buy

• has not bought

John ... me, he ... studied hard for the exam.

• told, had

• told, has

• told, have

Luca had ... the old man, when the police came.

• helped

• helps

• helping

Riska ... to learn in London since 2019.

• had

• has

• have

Juan ... video game, when his mother called him.

• has played

• have played

• had played