________ the right kind of training, these teenage soccer players may one day grow the international stars. (2009江西卷)
The teacher _____ her new students to be diligent.
Take on a(n)_______ with you. It looks like raining.
The road constant improvements can't keep pace with the increasing ____ .
We should take good care of our ____. Don't forget to rinse your mouth after meals.
Records, ____, walkman CD and MD are the same instruments that we can use to enjoy music.