Образуйте present perfect
1. she (arrive) just at the station.
2. my friends (be) to italy for a month.
3. boris (not do) his homework yet.
4. i (pay) the taxes for 2017 already.
5. we (come back) just from india.
6. i (see) a mouse in my room!
7. you (pass) just the exam.
8. jane (buy) a new t-shirt for me.
9. jack (have) this smartphone for two years.
10. jessica and pamela (know) each other since childhood.​

1 has just arrived

2 have been

3 hasn't done

4 have paid

5 have just come back

6 have seen

7 have just passed

8 has bought

9 has had

10 have known

ответ:

1. she has arrived

2. my friend s have been

3. boris hasn't done

4. i have payed

5. we have came

6. i have seen

7. you have passed

8. jane has baught

9. jace has

10. jessica and pamela have knew

объяснение:

have, has +v3

i am sitting in the park and writing my notes at the moment.

1.he asked me, if i like him.

он спросил меня, или он мне нравится.

2.  she explained, that lately she's feeling depressed.

она объяснила, что в последнее время она находится в депрессии.

3.mr.fox wondered, whether he was hurt.

mr.fox поинтересоваться, или он не ушибся.

4.they wanted to know, how much money it would cost.

они хотели узнать, сколько это будет стоить.

5.she wondered, how long had they lived down there

она интересовалась, как давно они уже здесь проживают.