Timothy Ray Brown, the first man cured of HIV, initially opted against the stem cell transplant that ______ history.

It was only ______ repaired by expert hands that its value and beauty revealed to the eye.

The higher the standard of living, the ______.

There is no one in the world ______.

That man has a bad reputation. You ______ anything to do with him.

I should not turn my back ______ him now that he＇s ill and poor, because he has always been kind ______ me.

______ their luggage, the group of tourists hurried to the airport.

______ the Atlantic Ocean crosses the equator, the trade winds cause a flow of water to the west.

If I knew Japanese, I ______ for the position.

______ one of the largest cities in the world, Shanghai has a certain charm which makes it unique.

The teacher demanded ______ his essay immediately.