My morning  ______ includes jogging in the park and reading newspapers over breakfast.

Despite such a big difference in __________ towards what one needs, there is no doubt that people in the west regard the Chinese food as special.

After three months, these young students finally became used to the ______ of life in a big city abroad.

 I bought a new type of cell-phone, which was the ____ of all my classmates.

Finding information in today’s world is easy．The_______is how you can tell if the information you get is useful or not。