How can I concentrate if you _______ continually ______ me with silly question?

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.

When we ran out of the house, we could see a helicopter ______.

In other words, all mammals, ______ their size, breathe once for every four heartbeats.

Bill felt cold ______.

I don＇t like ______ bills but when I do get them I like ______ them promptly.