27.Influenced by the economic crisis, the rate of unemployment in big companies has risen in the last 3 months , _____ 10 percent in average.

A. have reached     B. reaching    C. to reach     D. to be reaching

.Influenced by the economic crisis, the rate of unemployment in big companies has risen in the last 3 months , _____ 10 percent in average.

A. have reached     B. reaching    C. to reach     D. to be reaching

27.Influenced by the economic crisis, the rate of unemployment in big companies has risen in the last 3 months , _____ 10 percent in average.