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

A．maximumB．minimumC．possibleD．practical

How long will Mr. Welsh be in training？A．1 weekB．2 weeksC．3 weeksD．4 weeks

A．20－yearB．a 20－year periodC．20－yearsD．a 20 years

According to the news item, the protesters have______.A．gathered for over a weekB．decided

A．placeB．periodC．rangeD．stage

【C10】A．spaceB．periodC．chanceD．spot