用所给词的适当形式补全短文there ( )(be)a small house four years ago.and t
用所给词的适当形式补全短文
there ( )(be)a small house four years ago.and there ( )(be) a small tree near the house.the boy ()(live) in it.bob ()(be) a little dog then.he often ()(fly) kites with the dog.
now the boy ()(live) in a big house.he ()(listen) to music every day.the tree ()(be) very tall.and bob ()(have)got three baby dogs.they ()(be) lovely.