Fresh air, enough exercise and nutritious food （ ） to good health.

The kidney transplant operation was _____ complicated， so the operating team had to take special care to ensure its success.

You （ ） read the article if you don’t want to.

It was suggested that （ ） big event like the Year of Russia in China should certainly benefit （ ） relationship between the two countries.

Patients’bills of rights require that they （ ） informed about their condition and about alternatives for treatment.

The government cannot operate effectively （ ） it is free from such interference.

The doctor said that mental （ ） is the major cause of his sleeping problem.

Such problems （ ） air pollution and traffic jams are becoming more and more serious in some big cities.

Her （ ） to the job left her with very little free time．

—Where is my cell phone? I can’t find it. —Well, you ______ have put it somewhere.

As population increases, （ ）.

He is the sort of businessman who would do anything in his （ ） of profit.