2 次の英文動詞が他動詞であるものをすべて選びなさい。 X
(1) Tom and John are my brothers.
(2) I visited a museum.
(3) They have already arrived at the station.
(4) I have talked about the topic before.
(5) We haven't discussed the problem yet.
(6) Rebecca changed her travel plan.
には
(7) Many children were playing on the beach.