It was nearly seven, and suddenly they all knew that they were very tired and hungry and rather chilly.

Kink stopped Moses and suggested camping at once.
"Where ?" said Robert.
"Here," said Kink.

"Under these trees.

There'll be a downpour soon: better get your supper at once." They therefore did not make any effort to find a farm, but instantly unpacked.

Hitherto everything had gone smoothly, but this was a bad evening.