3B1 expresses question more than the party, in truth expects it not to happen. 3B2 expresses uncertainty, it might or won't happen. 3B3 expects that it will take place. Here is the best car while in the garage. We use posts such as in addition to a ahead of nouns, https://share.evernote.com/note/2b95468d-c2b7-4159-fb7a-f10018988246