He is constantly ________ not to do that, but he still goes on doing it all the same

We find that many children seem to lose their natural drive (动力) ____ shortly after going to school, and end up ____ the ranks of failure. [ ]

eter coming— No, he ______ his mind after a phone call at the last minute.

It is a worldwide custom that the energetic young are ______for their youth and creativity.[ ]

If you are ______ about Brazil, you may read this book.[ ]