It is dark outside, so please____ your step while going down the stairs.

These tax laws which are intended fordomestic companies do not _____ to foreign companies

One of the good points of the Internet is that we can people with similar intetests in distant areas and comminute with them.

He will _______ you next week if he is free.

There is not much time left, so I’ll tell you about the plan ________.