It was believed by the ancient Egyptians that intellect was to the mind ___sight was to the body.

Be __________, and you will do well in the English exam.

_____ do you go to the Net Bar (网吧)?— Once a week. [ ]

There is no _______ that drinking milk before going to bed is helpful to our health.

The Internet is really ______ to us. We can easily find the information we need.