After _______ seemed about five hours，we finally arrived at the beaches，just _______  rubbish and thrown- away plastic bags here and there.

________volcanoes now for many years, I am still as enthusiastic about my job as the first day I first______.

In later years, people reported ____ a monster swimming across the lake.

Their belief is that this is the only way for many of these nations______their painful pasts.

_______________ while writing, he locked himself in his study.