We have been trying hard to find out the ____________of the homeless man, but without luck, no one can tell who he is.
One way to understand thousands of new words is to gain _____good knowledge of basic word formation
The newly-built tower, _______beyond imagination, is called “ The First Tower in Asia”
—How long _______in that company before you work with us? — For eight years.
________ houses were destroyed in the earthquake.
Six months ago Xie Lie said goodbye to her friends and family in China and _______ a plane, but she was nervous as she didn’t know _______.