There was a pop group in the park yesterday.改否定句

There was a pop group in the park yesterday.改否定句 There was a pop group in the park.Peter and Paul __ __ the m There are some flowers in the park.改否定句 there was a bird in the tree yesterday怎样改为否定句 there is a path in the park.[改为否定句】 he took some photos in the park yesterday改否定句 There was a lot of milk in the bottle.（改否定句） walk on the grass.改成否定句怎么改?there is a park in our city.改为一般疑 The pop singer has a new look 改否定句 There.a lot of people in the park yesterday.A.are B.is C.was There ___ many people in the park yesterday.A.was B.were C.t They were in the park yesterday改为否定句