Don’t always think you are _______ to the others; in fact, you are just an ordinary person.

6. As there is less and less coal and oil, scientists are exploring new ways of making use of   energy, such as sunlight, wind and water for power and fuel.

While the government says there is a(n) ______ supply of houses, prices of apartments have been going up these years.      

She is very ______ about her ugly appearance, so you shouldn’t stare at her.

 －Derrick, don't you think you should take a vacation? Even one or two days would be fine.－There's           . There's too much work.