There is a tree in front of our classroom.(改为否定句)

There is a tree in front of our classroom.(改为否定句) There is a tall tree ___ our classroom.a)in the front of b)i there is a library in front of the classroom .（改为一般疑问句并作否定回答 There are four windows in our classroom.（改为否定句） There is a g there is a big tree in front of the house改为复数句 there used to be a tall tree in front of our classroom,_____ 英语翻译1.There used to be a tall tree in front of our classroom There is a tree in front of the classroom 的意思 There are some tree in front of the school改为否定句 there is a car in front of the house.改为否定句 英语的, There are some offices in front of our classroom(改为一般疑句) 1.front,is,tree,school,of,pine,our,a,there,in 连词成句 2.parts,k