Infinitive vs. Gerund

Tasks!!!!!!!!!! 

1. Grammarway 4:  pp. 30-36;
2. FCE Use of English 1: pp. 15-20;
3. MyGrammarLab B1-B2: pp. 191-202;
4. Essential Grammar in Use_Intermediate: Units: 53-58;
5. Longman Advanced Learners' Grammar: Unit 12;
6. Grammar Practice by E.Walker, S. Elsworth_Upper-Intermediate: pp. 111-127  (https://drive.google.com/file/d/0ByvKdvNJuAPxVndZZzhZajNncnM/view?usp=sharing);
7. https://drive.google.com/file/d/0ByvKdvNJuAPxMktQelo3eXBETGc/view?usp=sharing