一、可数名词都有单数和复数之分。A:规则的可数名词的复数变化规则：1.一般情况加 s：book-books mouth-mouths house-houses girl-girls2.以 s、sh、ch、x结尾的加 es：class-classe.
求英语七年级下册（新课标）的固定搭配如ask sb to sth之类的。我后天就要...help sb with sth
help sb(to)do sth
talk with/to sb
tell a story/joke
work with.
work for.as.
remember to do sth(马上要做的)
remember doing sth(已经做过的)
do some 动词+ing
prictice sth/doing sth
spend on sth
spend(in)doing sth
enjoy doing sth
it is time for sth
it is time(for sb)to do sth
mind doing sth
stand doing sth
what/how adout doing sth
nothing=not.anything
ask sb about sth
ask sb with sth
tell sb to do sth
ask sb for sth
decide to do sth
show/give sb sth
show/give stn for sb
no+动词ing
do't+v(原)
have fun(in)doing sth
find/watch sb do/doing sth
（我们也是后天考试，也要多看看笔记与书）
ask ab to do sth是正确的，意思为：叫某人去做某事
ask的用法：
ask sth.问.
ask sb to do sth.让某人做某事
ask for help/sth请求帮助、要求某事物
ask sb in/out邀请某人出来、进来
1.意思是:“要求、请求”时
ask sb to do sth，要求/请求某人做某事
ask sb not to do sth,要求某人不做某事
2.意思为:“询问，查询”时
ask sb about sth
询问某人关于某事
3.意思是:求，要求时
ask for+help,请求帮助
扩展资料：
例句：
1.Learn to ask the closing questions.
要学会问终结性问题。2.We ask the lawyers to mock up the docs.
我们要求律师起草文件。3.Ask visitors what they want.
询问浏览者需要什么。4.Ask only that they respect this.
请他们尊重你的选择。5.His father suggested that he ask nicely.
他爸爸提醒他说话要好听点。6.Can I ask you some questions?我能问你一些问题吗？7.My father asked me to buy some drink yesterday.
我爸爸昨天让我去买了一些饮料。8.I want to ask her some questions.
我想问她一些问题。
一、相关用法：
1、ask用作及物动词，其后可接名词、代词、带或不带疑问词的动词不定式或that/wh-从句作宾语。2、ask还可接以动词不定式充当补足语的复合宾语。二、固定搭配：
1、ask a price：要价
2、ask aquestion：提问
扩展资料：
ask
读音：英[ɑːsk]，美[æsk]
v.询问；请求；邀请。例句：I'm calling to ask you about the delivery.
翻译：我打电话给你，是询问发货的事。短语：
1、ask an advice 征求意见
2、ask an excuse 请求原谅
