A new __________to teaching English, is being used here, and it has proven to be very helpful to the students.
—Excuse me sir, where is the room 301?—Just a minute. I’ll get Bob _______ you to your room.
However, at times this balance in nature is disturbed, _______ a number of possibly unforeseen effects.
He just _______ the headlines because he was too busy to read the whole newspaper.
The new technology has opened up a very wide _______ of possibilities.
_______ the new medicine for a year and we’ll see how well it works.