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A. Is B. Was C. Are D. Were( ) 3 There ____ a great many accidents last year.A. were B. are C. is D. was( ) 4 How many children ____ in the picture?Three.A. has there B. is there C. have there D. are there2( ) 1 In 1850, about a third of U. S. A___ covered by forests.A. were B. has been C. / D. was( ) 2 Most of our earth____ covered by water.A. are B. is C. was D. were( ) 3 Sunday ____ the f