Read it through once

We pushed off again, and made what way we could. It was much harder work now, but Herbert and Startop persevered, and rowed and rowed and rowed until the sun went down. By that time the river had lifted us a little, so that we could see above the bank. There was the red sun, on the low level of the shore, in a purple haze, fast deepening into black; and there was the solitary flat marsh; and far away there were the rising grounds, between which and us there seemed to be no life, save here and there in the foreground a melancholy gull.