If you let challenges and difficulties benefit ______ depress you, much more can be accomplished than you thought possible.
---Would you please go and get Dr. White? ---Well, he’s already been .
We must notice the use they are the new energy.
Since you have lots of spare time, why not _a foreign language?
Unfortunately, not everyone has realized the important part that healthy diets in their daily life.
I was on the point of talking to the professor when John .