初二英语复习语法知识点-There be句子结构 be动词单复数的确定,看be后边第一个名词,当所接主语为单数或不可数名词时,be动词形式为is;当所接主语为复数名词时,be动词为are;当be动词后接两个以上主语时,be动词与最临近主语保持数上的一致。意思为"某地有某人或某物"。如: There is an eraser and two pens on the desk.桌子上有一块橡皮和两支钢笔。 There are two pens and an eraser on the desk.桌上有两支钢笔和一块橡皮。 (1)ther ebe的否定句,即在be的后面加上not。 否定形式为:There be+not+(any)+名词+地点状语。 There is not any cat in the room.房间里没猫。 There aren‘t any books on the desk.桌子上没书。 (2)therebe句型的疑问句就是将be提到句首:Bethere+(any)+名词+地点状语 肯定回答:Yes,thereis/are.否定回答:No,thereisn’t/aren‘t. -Is there a dog in the picture?画上有一只狗吗 -Yes,there is.有。 -Are there any boats in the river?河里有船吗 -No,there aren’t.没有。 (3)特殊疑问句:How many...are there(+地点状语) 某地有多少人或物回答用There be... There‘s one./There are two/three/some... 有时直接就用数字来回答。One./Two... -How many students are there in the classroom?教室里有多少学生 -There’s only one./There are nine.只有一个。/有九个。 (4)如果名词是不可数名词,用:Howmuch+不可数名词+isthere+地点状语 How much water is there in the cup?杯中有多少水 How much food is there in the bowl?碗里有多少食物 (责任编辑:admin) |