-- I called you last night , but you didn’t answer.-- Sorry, Grace. I________I am A Singer when the phone rang.A. am watchingB. was watchingC. have watched
---It looks like a television.Do you think so?——Yes.I .
---Would you mind taking photos with me? ---Of course not.When I ______ you,I can have a look at them.
---Why is he so happy? ---He_______ becoming an Olympic torchbearer.
---Some people like snakes very much. What about you,Mary? ----Not at all.I am them.
—Will you come to the dinner party? ---I won’t come unless Jenny ___________。