there is a tiger under the tree.改否定句 is it vrey tall?改成复数

there is a tiger under the tree.改否定句 is it vrey tall?改成复数 There is a bide under the tree改成否定句怎么改 There is a sheep under the tree.(复数句） there is a car under the tree 改为否定句 怎么改 快 There is a cat under the tree.变否定句 There is a tiger near the tree.怎么改成复数形式 There is a bus under the tree.复数形式 the tiger is running..改成否定句 Is there a cow under the tree?改为复数句.并翻译成中文. There is a boy under the tree 否定句怎么写 It is a tall tree.改感叹句 It is a tall tree改感叹句