A．maximumB．minimumC．possibleD．practical

【C14】A．checkB．exerciseC．testD．practice

Their sole fault was a failure to recognize all the factors involved.A．maximumB．usualC．ini

A．procedureB．exerciseC．experienceD．practice

【C16】A．weekB．periodC．patternD．practice

【C6】A．valuesB．issuesC．hobbiesD．practices

【C5】A．minimumB．maximumC．possibleD．practical