Verb conjugation of "engulf" in English

It looks like we need to invite Erika again to my home, once the cake is ready. Of course, this should be done before Sunday to stay in the chocolate cake race. We should buy cream too.
I had a few problems with my Mac. I guess I will have to buy a new one in the near future. I have already found the right product, and I will soon order it from the local hardware dealer.
Absolutely no problem, do you speak English? I'll help you to learn it and you will like it. Your English is really very good, I understand all your lyrics, and please accept my friends request.