Is there a boy in the room?作肯定和否定回答

There is a boy in the picture There is a boy in the front of me改错 Is there a boy (na )Bob in your class? There is a boy in my heart ,still什么意思? There is a boy in the（ ） on the wall Is there a boy __(call)David in your class? there is a boy in the drawer 同义句改写 英语翻译1)40%of the students in a school are boys.lf there are 240boys,how many students are there in the school?2)A boy has finished reading 160 pages of a story book and he finds that there is 20% of the book left.How many pages are there in th There is a boy in the room.He is singing合并为一句就这样 There is a boy ___ in the riverA swimming B swim C swims D is swimming there（ ）a boy and a girl in the lidrary.A,are B,is C,am a third classroom什么意思?There is a fourth boy in the There is a boy,a girl and two women in the house. 变一般疑问句 There is a boy in the room改为复数形式There __ __ __ in the room Behind every successful boy,there is a There is a big apple( )the tree and a naughty boy is( )it too.in；on/on；in there is a boy ---- the picture.1,on 2,in 3,under Is there a boy in the room?作肯定和否定回答