... Unit 1: The infinitive (Động nguyen mẫu) 1.Infinitive with “to”. (nguyên mẫu co “to”) a/ V + to V ex: He agreed to do this work. They promised to come back to pick up me. He afforded to buy ... Let”: Make Let + O + V Ex: This story makes me feel happy. Why do you let him go away? Unit 3 & 4. Infinitive and Gerund. (§éng tõ nguyªn mÉu vµ Danh ®éng tõ) 1.Infinitive. (Unit 1) Addition: ... appear, forget, seem, learn, manage, hope, promise, fail, arrange… b/ V + O + to V Ex: My father taught me how to use this computer. She reminds us to do homework . Some popular verbs: remind, force,...