Jawaban:

Present Perfect Tense

1) Marie Curie has developed the theory of radioactivity and mobile radiography units to provide X-ray services to field hospitals.

2) Ayu Ting Ting has released many albums since 2011.

3) How many tests haveyoutaken since the beggining of the first semester?

4) HasArum alreadysubmitted the task yet?

5) My parents have not told me the story.

6) They had their breakfast since 06.30

7) Haveyou evermet your English teacher before?

8) Your mother has cooked your favorite food three times this week.

9) I have not seen John since the new year eve.

10) Tania has read the Harry Potter Book several times.

Penjelasan:

I hope this help

Please, jangan dihapus