It is so dirty that I don’t want to live here .
The old man came ______ to the railway station, only ______ the train was slowly pulling out of the station.
Now that there is much difficulty in finding a satisfying job, why don’t you do a ______ job to support you for the time being?
Seeing the chemical ________ to the sunlight, Mr. Lee warned the workers to be careful when dealing with it.
On Friday, we were packing to leave for a weekend away __ my daughter heard cries for help.
It took ______ people as well as ______ time to build the pyramid.