The machine is easy to _______if you follow the instructions.
It is hoped that there will be ____ time in the future when ____ man can beat all diseases.
---- I’m terribly sorry for breaking the vase, Julia. ---- ______, Jack. After all, you didn’t do it on purpose.
After we boarded the boat, it went on down the river, stopping ____ to take people in.
. The year 2003 ____ a wild spread of SARS, a disease people knew little about at that time.
The company turned a deaf ear to the workers’ _____ about their pay and working conditions.