Răspuns:
1. The Browns _____have built_________ a house for some time.
They ___are building____________ all the main walls now.
2. (write) John ______has written_________ his novel since last year.
He ______is writing______ the first three chapters.
3. (paint) The painters ______have painted_________ the town hall since February.
They ___are painting____________ nearly half of it now.
4. (save) The Cooks ______have saved_________ to go on holiday next summer.
They ___are saving____________ € 2000 up to now.
5. (watch) I ___am watching____________ cartoons on TV.
I _____have watched__________ 4 cartoons already.
Explicație: