I tried to find ________ that prevented so many people from taking part in the program.
The tsunami which happened in the Indian Ocean in 2004 ______ thousands of people homeless.
Julia,if you hurry up,I think it quite ______ that you will catch the next train.
People have always been curious ______ how living things on the earth exactly began.
_____ money,it remains to be seen whether we can put the idea into practice.
When I took his temperature,it was two degrees above ______.