Раскройте скобки, поставьте глагол в Present Perfect.
- Our son (learn) how to read.
- Doctors ( cure) many deadly diseases.
- Scientists ( split) the atom.
- You (grow) since the last time I sawyou.
- English (become) one of the most popular courses at the university.
- Му English reatly (improve) since I took private lessons.
- I think I (see) that movie before.
- Не never (travel) bу train.
- Joan (learn) two foreign languages.
- you (meet) him?- No, I never (meet) him.
- you ( see) that movie? - I ( see) that movie twenty times.
- I think I (meet) him once before.
- People (travel) to the moon.
- you (bе) to France? - I (bе) to France three times.
- James (not finish) his homeworkyet.
- Bill not (arrive)yet. 1 7. The rain ( not stop ).
- Mary (love) chocolate since she was а little girl.
- She (bе) in England for six months