To reach Africa, we flew high mountains, deep valleys and great deserts(沙漠).
—It’s ______to rain. —Let’s get the work ______ before the rain comes.
We should never ______ ourselves with book knowledge only.
It is reported that up to now, mountain slides have cut off more than ten villages from the outside world, ______ more than 100 hundred people alive and ______ many houses.
Martial Art Films are supposed to be educational, inspiring, as well as ______.
Our teacher looked here and there on our playground ______ looking for something.