内容正文:
Unit 2 A new student 第2课时 Grammar time
知识点一 There be句型的一般疑问句
【知识精讲】
There be 的一般疑问句,是将be动词提前到there的前面,表示“有......吗?”
Is there...?
答语:Yes, there is ./ No, there isn’t .
例:Is there a music room ? Yes, there is ./ No, there isn’t .
Are there any...?
答语:Yes, there are./ No, there aren’t.
例:Are there any books? Yes, there are./ No, there aren’t.
【经典例题】
1.______ there _____ new students in your class?
A. Is; any B. Are; some C. Are; any
2.Are there _____ music rooms in it?
A. some B. any C. a
【名师解析】
1. 根据students可知,be动词应该用are,根据句末的问号可知,用any,所以选C。
2. 根据Are there和句末的问号可知,该句子为一般疑问句,所以用any,所以选B。
知识点二 How many...(可数名词复数) are there...?
【知识精讲】
How many...(可数名词复数) are there...? 用于询问”某处有多少......?”
例:How many classrooms are there in our school?
【经典例题】
1.How many ____ are there in your class?
A. boy B. boys C. girl
2.________ computer rooms are there in your school?
A. How many B. How much C. How old
【名师解析】
1. How many...(可数名词复数) are there...?所以选B。
2. 根据computer rooms可知,句子的主语为可数名词复数,对数量提问要用A. How many。B. How much多少,对不可数名词的量提问;多少钱,询问价格;C. How old多少岁,多大,询问年龄。所以选A。
知识点三 在某个楼层
【知识精讲】
在楼层前用介词on。
on the first /second/ third floor 在一/二/三楼...
【经典例题】
Our classroom is _____ the second floor.
A. in B. on C. from
【名师解析】
在楼层前用介词on。所以选B。
知识点四 序数词
【知识精讲】
one ----- first
two --- second
three---- third
four---fourth
five---fifth
six---sixth
记忆序数词的口诀:
基变序,有规律。词尾字母th, 一二三特殊记,词尾字母t,d,d。(first, second, third)。
八去t,九去e。eig(hth, ninth)f 来把ve替。(twelfth).
单词ty作结尾,ty变成tie(twentieth).
若是碰到几十几,只变个位就可以。(twenty-first)
序数词前一般要用定冠词the或形容词性物主代词。
【经典例题】
There are three bedrooms on _____