Grūtības pakāpe:
1. Present perfect. Questions 6 p.
2. Present perfect. Negative sentences 4 p.
3. Present perfect. Affirmative sentences 5 p.
4. Present perfect continuous. 'Have' or 'has' 3 p.
5. Present perfect continuous. 'For' or 'since' 3 p.
6. Present perfect continuous. Questions 3 p.
7. Present perfect or present perfect continuous 5 p.