Parents are advised to take pressure ________ their children and give them some encouragement before an exam.
Both the man and his horse ________ after the long ride.
When you ______ the book please return it to the library on time.
The world is _______ seven continents and four oceans.
It is difficult for you to ______ what will happen in space without gravity.
Since we have met again after all these years, let's____ each other from now on.