Trees can stop the sand _____ towards the rich farmland in the south.

There is ___ new moon in the sky It is a pleasure toget close to ___ nature outdoors now

The telephone rang but I didn’t hear it. I _________ asleep.

Miss Taylor never wastes money on anything too expensive, even though (尽管)she can _______ to. She has donated much of the money she saved to charities.

There they met two Indian monks who wereBuddhist masters and ______ as educators without salary.