英语改复数形式That is a dictionary This is an exercisebook It is a pencil sharpener 帮忙改改复数形式啊 拜托拜托明天要交.哪位大虾帮帮忙啊

英语句子改复数形式His father is a teacher. 改复数形式He is a student. This is an apple.that is a pen.改复数形式 is that a mouse?改复数句 That is a photo.改复数 英语改复数形式That is a dictionary This is an exercisebook It is a pencil sharpener 帮忙改改复数形式啊 拜托拜托明天要交.哪位大虾帮帮忙啊 That is a pencil(改为复数形式）咋改紧急. is that your sister改为复数形式,怎么改? Is that the fruit shop?（改复数形式） that is a jacket 变复数形式 Is that a bus?复数形式 that is a nice photo 复数形式 Is that a book改为复数形式 Is that a photo?的复数形式 Is that a basketball?改为复数形式 这些英语句子怎么改形式?this is a piano（改复数）that knife is short（改复数）is it a spoon?（改复数）are they old cooks?（改单数）are those girls new?（肯定句）are these pencil-boxes old?（肯定句） 一些英语题（按要求改句子）1.This is (a table) 就画括号部分提问2.Those are (jeeps) 就画括号部分提问3.Is this a watch?(改为复数形式)4.What's that?(改为复数形式)5.It is a box.(改为复数形式) she is a good student.改为复数形式怎么改