Choose the right forms to complete the sentences. 1) look! your friend (is/was) skating so well. 2) when i came home, the telephone (is/was) ringing, 3) who is the boy we met when we (are/were) coming back home from school? 4) tell me, jane, what (are/were) you thinking about in the lesson yesterday? 5) where (are/were) you going? i`d like to come with you. 6) what (is/was) he talking about? i don`t uderstand