According to the latest research, getting enough sleep is _____ to maintaining good health and reducing stress.

Mistakes don’t just happen; they occur for a reason. Find out the reason, and then making the mistake becomes ______.

It 's unacceptable for a mother to leave her child ________to play computer games.
A  alone  B．lonely  C．lone   D．loneliness

Mistakes don’t just happen；they occur for a reason. Find out the reason，and then making the mistake becomes________.

There is nothing wrong with using a credit card for purchases. It’s more _______ than carrying loads of cash.

It is reported that the children from the earthquake-stricken areas are in _________ need of love and attention.

Magaret was so ________ to hear any news of  her lost son that she was almost driven mad.

Most parents are not __________ the danger of their babies’ eating jelly, which causes most unfortunate incidents to happen.

Researches show that the taller you are, the more _______ you are to suffer back pain.

We’ll look into the case as soon as we can. Just be ________, please.