... typing.We can use whose in both defining and non-defining relative clauses (see Units 70 & 71).We sometimes use whose when we are talking about things, in particular when we are talkingabout ... can use the following phrases at the beginning of a non-defining relative clause: at whichpoint/time, by which point/time, during which time, and in which case:• It might snow this weekend, in ... before I let him into the house.Verb + + to-infinitive clauseAfter some verbs we can use a instead of a to-infinitive clause:• He claimed to be innocent. or• He claimed that he was innocent.Verbs...