3 ( )内から適切なほうを選びなさい。 AB
1) Ann (walks is walking) along the river with her dog now.
2) He (has/is having) a lot of CDs in his room.
3) I (know/ am knowing) your father very well.
4) They (had / were having) lunch when it began raining.
5) Jim (belonged / was belonging) to a rugby team in Australia.
6) My father (believed / was believing) the story when he was a child.
7) A day (has/is having) twenty-four hours.