On _______ side of the river there are a lot of trees.
I thought she had retired, but ________ she hasn’t.
Great changes have taken place in that school. It is no longer ___ it was 20 years ago, ___ it was so poorly equipped.
The doctor recommend he _________ a few more days in hospital.
—I suggest we set up an out-of-class club. —Great! That’s exactly what I ______.
Can you imagine what problem may ________ when human beings are cloned?