Are there some pens in the bag?改为一般疑问句,否定句 they are English

Are there some pens in the bag?改为一般疑问句,否定句 they are English There are some pens on the desk.改为否定句和一般疑问句 There are some bananas in the bag.改为一般疑问句 there are some monkeys in the tree改为一般疑问句和否定句 把there are some children in the playground改为否定句和一般疑问句 there are some trees in the picture改为一般疑问句和否定句 There are some pens in the pencil box改为一般疑问句 请问There are some pens and rulers in the pencil-box.改为一般疑问句怎么 There are some pens in the pencil case.(改为否定句) There are some biscuits in the bag.改为一般疑问句并做肯定回答 There are four books in the bag.(改为一般疑问句) 英语!急There are some books in the bag.（改为否定句）There are some bo