[填空题]
The autumn rains had come in with two angry storms, and Lazy
River was waking up. In a week school{{U}} (31) {{/U}}be closed for
Easter vacation. Dick and Turkey planned to have a trip to the inland by
boat,{{U}} (32) {{/U}}they collected maps and statistics of the entire
inland river system. Water levels down Lazy River; levels down the Namoi; along
the Darling and the Murray; all were{{U}} (33) {{/U}}their fingertips.
They were very happy because now{{U}} (34) {{/U}}, it appeared, except
the joy of voyaging lay{{U}} (35) {{/U}}them and the Southern Ocean or
Central Queensland. It was clear to them{{U}} (36) {{/U}}Australia’s
early explorers had{{U}} (37) {{/U}}a big mistake toiling overland when
they{{U}} (38) {{/U}}have opened up the continent rapidly and pleasantly
with paddle and pole.
It was at this stage{{U}} (39)
{{/U}}Dick’s father put his foot down.
"Now listen, you
chap," he said quietly. "It begins to loo