我们为大伙筹备了新定义英语第一册语法剖析，一块儿看看吧~
新定义英语第一册语法概要：动词的变化
1)代词及be动词
主格 I we you you she/he/it they
宾格 me us you you her/him/it them
代词所有格 my our your your her/his/its their
名词性代词 mine ours yours yours hers/his/its theirs
be动词目前时 Am are are are is are
be动词过去时 was were were were was were
2)名词的复数
规则变化的名词复数形式
规则1 通常情况+s e.g. shellshells toytoys
规则2 以s, x, ch, sh结尾+es e.g. foxfoxes churchchurches
规则3 以o结尾+s或+es e.g. radioradios potaTOPotatoes
规则4 以f, fe结尾的，变f, fe为ves e.g. lifelives halfhalves
规则5 以辅音字母+y结尾， 变y为i+es e.g. skyskies studystudies
3)动词的第三人称单数形式
规则1 通常情况+s e.g. like-likes, look-looks
规则2 以s, x, ch, sh和o结尾+es e.g. do-does, catch-catches
规则3 以辅音字母+y结尾， 变y为i+es e.g. carry-carries, fly-flies
4)动词目前分词
规则1 通常动词加-ing e.g. look-looking, read-reading, play-playing
规则2 以不发音的字母结尾的单词去e加-ing e.g. make-making, take-taking, arrive-arriving
规则3 重读闭音节词结尾， 即单词中只有一个元音字母，其后紧跟一个辅音字母的词，双写辅音字母再加-ing e. g. run-running, sit-sitting, get-getting, swim-swimming, sTOP-sTOPping
5)动词过去式
规则动词变化
规则1 通常动词加-ed e.g. look-looked, watch-watched, play-played
规则2 以e结尾的加-d e.g. make-maked, arrive-arrived
规则3 以辅音字母y结尾的变y为i加-ed cry-cried, carry-carried
规则4 重读闭音节词结尾， 即单词中只有一个元音字母，其后紧跟一个辅音字母的词，双写辅音字母再加-ed sTOP-sTOPped
过去式的读音
在清辅音后面读/t/ e.g. walked, jumped
在浊辅音和元音后读/d/ e.g. washed, watched
在/t/，/d/后读/id/ e.g. waited, hated
6)形容词和副词的比较级和最高级
比较级
规则1 通常加-er e.g. high-higher
规则2 以e结尾加-r nice-nicer
规则3 以辅音字母加y结尾，变y为i再加-er busy-busier
规则4 重读闭音节结尾， 双写辅音字母再加-er fat-fatter
最高级
规则1 通常加-est e.g. high-highest
规则2 以e结尾加-st nice-nicest
规则3 以辅音字母加y结尾，变y为i再加-est busy-busiest
规则4 重读闭音节结尾， 双写辅音字母再加--est fat-fattest
7)容易见到缩写：
is=s I am=Im are=re
is not=isnt /iznt/ are not=arent /a:nt/
do not=dont
does not=doesnt
was=s
did not=didnt
can not=cant
have=ve
has=s
have not=havent
has not=hasnt
will=ll
will not=wont
shall not=shant
2019年小学习英语语法专题：介词at的用法规则
同学们好，今天，大家要学习的是英语中介词at的用法规则。
介词at的用法规则
介词at在英语中的原意是在，多连接抽象定义名词，表示时间或方位。
①在某个时刻前。如：at seven oclock
②在传统节近日。如：at Spring Festival，at Mid-Autumn Festival，at Christmas
③在较小的地址。如：at the bus sTOP
④固定搭配。如：at once，be good at，look at，at home，at school， at weekends， at the back of， at night
2019年小学习英语语法专题：介词in的用法规则 介词in的用法规则
介词in是很常见的一个介词，它的原意是在里面，它既能够表示实质的方位，也可以表示抽象定义。譬如The cat is in the box.小猫在盒子里。 There is a hero in everyone.每一个人都是英雄。
好的， 那样大家今天就来详细介绍一下，in 的常用使用方法：
① 在里面。如：in the classroom
② in+颜色，穿着颜色的衣服。如：Whos the man in white?那个穿白色衣服的男性是哪个?
③ in+语言，用某种语言说。如：Whats this in English?这个用英语如何说?
④ 在上午、下午、晚上。如：in the morning，in the afternoon，in the evening
⑤ 在年、月、季节前。如：in 2008，in August，in summer
⑥ 在国家、城市和较大的地方前。如：in China，in BeiJing，in the playground
⑦ 固定搭配。 如：
in the middle of， The girl stand in the middle of the crowd is Lucy.
do well in， I do good in English.=I am good at English.
in the night，I like to read books in the night.我喜欢夜里念书。
take part in，we take part in the game.大家参加了这场比赛。
stay in bed，My sister desent feel good and she stays in bed all day.
in the streetThere are a lot of people in the street.街上有好多人。
2019年小学习英语语法专题：疑问代词2
小朋友们，早上好~
又到了大家的每周语法专题时间，今天，大家要学习的是英语中疑问代词的用法规则2。
疑问代词：用来表达疑问或构成疑问句的代词，通常放在疑问句的句首。
where问地址Where is my pen?Its on the floor.who问哪个Who is the boy with big eyes?
Hes Liu Tao.whose问哪个的Whose bag is this?
Its Helens.why问缘由Why are you absent today?
Im ill.how问方法How do you go to school?
By bus.how many问数目How many books are there?
There are five.how much问价钱How much is it?
Twenty yuan.how old问年龄How old are you?
Im twelve.how far问距离How far is it from here?
Its about one kilometer.how about问状况Im thirsty. How about you?
Me, too.
