I noticed that Mike was worried about something. I asked him what the matter was was the matter the matter is is the matter. He said he is invited be invited had been invited has been invited for tea to his girlfriend's place and he is going to will be going to had been going to was going to meet her parents. Mike said he didn't know won't know doesn't know hasn't known how to behave and what to talk about. I advised him act to act that he acts if he acted naturally. He told me that each time he will make is making has been making made an effort to act naturally it will never end had never ended never ends has never ended well.