So quickly are science and technology advancing ________ is a possibility today may be a reality tomorrow.

There is a popular belief among the Europeans ________ chicken soup can help cure flu.

I don't know ________ the future holds in store for me, but I'll face the storms of life bravely.

Your future is in your hands. Your life is ________ you make of it.

Tom eagerly findished up ________ was left of the chicken pie.

As a matter of fact, ________ matters most in learning English is enough practice.

Although Anne is happy with her success, she wonders ________ will happen to her private life.

We haven't settled the problem of ________ it is necessary for him to study abroad.

It surprised us all ________ Kate made such big progress in this final exam.

________ some teenagers don't realize is ________ difficult life can be after they get addicted to drugs.