computers areconvenient to us in daily life, it may also cause other problems.

It’s helpful to put children in a situation _____ theycan see themselves differently.

____ your leg seriously injured, you have no choice but to lie in bed[ ]

_______ the little girl was hit by a truck, nobody gave a hand to the girl ______ an old lady appeared. Why were they so cold-hearted

Don’t add (加) salt to the soup, or it will become salty (咸的).