--Can you come to my birthday party?
---Sorry, I can't. I               .(得在家照料我奶奶).                (have)
--Does he do exercise every day?
---Yes. It              (跑步健身要花去他半小时) every morning,       (take)
--Do you know anything about the singer?
---Yes. I hear she           (开始对唱外国歌曲感兴趣) at the age of six. (sing)
--Did you go to the movie last night？
--Yes. But by the time I got there, the movie                  (开始十多分钟了 ). (for)
--I've waited here for a long time. It's too late.
---Don't worry. You               (直到有人叫到你，才能离开).       (until)
--What do you think of the hotel?
--They              (服务得够热情，使我们有宾至如归的感觉).    (enough)
--Could you tell me                   (比赛是否因下雨而应该推迟) ?       ( put )
--Sorry, 1 don't know.