试题详情

Several people remarked（ ）the fine quality of the work. on

People who walk on the grass are liable（ ）a fine of$5. to

The ratio of the work done by the machine ______ the work done on it is called the efficiency of the

gh standard of living, about 10 percent of the people in the United States are below the poverty lin

re of cows and other cattle.The cattle were in the West and in Texas.People in the cities of the Ea