Infinitive or Gerund

Complete each sentence with the correct form (infinitive or gerund) of the verb in parenthesis
1. I would like you and some of my other friends for dinner sometime. (invite)
2. I enjoyed with my family at the lake last summer. (be)
3. Don agreed me move out of my apartment this weekend. (help)
4. My parents can't afford all of my college expenses. (pay)
5. Liang-Siok, would you mind this letter on your way home? (mail)
6. Do you expect this course? If so, you'd better work harder. (pass)
7. Adam offered for me tonight because I feel awful. (work)
8. I refuse your proposal. I've made up my mind. (consider)
9. I wish you would consider my proposal. I know I can do the job. (accept)
10. I don't think I'll ever finish this report. It just goes on and on. (write)
11. I would enjoy you in Cairo while you're studying there. (visit)
12. The children seem why they have to stay home tonight. (understand)