Răspuns :
1.Helen learns..... . She has learned
2.They are discussing. They have discussed
3.He is working. He has worked. Yes he has worked
4.My brother is . He has been
5.He teaches .He has taught
6.I know . Since when have you known him? I have known him
2.They are discussing. They have discussed
3.He is working. He has worked. Yes he has worked
4.My brother is . He has been
5.He teaches .He has taught
6.I know . Since when have you known him? I have known him
1. She has, /She's been learning...
2. Have discussed/ have been discussing. 3.He's working in the library..
4. Has he working for long/ yes, he's been working for..
În rest, e ok. Plus ce am scris și în comentariul meu.