Unit 3 突破语法大冲关 同步教材讲解 【新教材】外研版（2019）英语选择性必修第一册

这是一份Unit 3 突破语法大冲关 同步教材讲解 【新教材】外研版（2019）英语选择性必修第一册，共2页。

v．­ing形式作主语
[观察例句]
1．Knwing where the ball wuld g wasn't easy.
2．Shting with great accuracy was anther thing he learnt.
3．In this way，practising day in and day ut helped Stephen sharpen his skills.
[归纳用法]
1．v.­ing形式作主语表示抽象的经常性的意义。
Reading alud is very imprtant fr us t learn a freign language.
大声朗读对我们学习一门外语是很重要的。
Ging t bed early and getting up early is cnsidered t be a gd habit.
早睡早起被认为是一种好习惯。
2．v.­ing形式作主语时常后置，此时须用it作形式主语，用形容词或名词作表语，但这类形容词和名词较少，常见的形容词有：enjyable，gd，hard，wrthwhile，nice，useless，wrth等。常见的名词或名词短语有：n use，n gd，fun，hard wrk，a hard/difficult jb，a wnder，a waste f time等。
The dictinary is f great use.It is wrth buying.
这本词典很有用，值得买。
It's n gd waiting here.Let's g hme.
在这儿等没好处，咱们回家吧。
Ⅰ.单句语法填空
1．Reading(read) is necessary fr yu t expand yur knwledge.
2．It is n use telling(tell) him t keep clean.
3．My(I) pening the dr annyed him.
4．It's a waste f time playing(play) vide games everyday.
5．Nt arriving(arrive) n time can be a frm f avidance.
6．Wrking(wrk) in these cnditins is nt a pleasure but a suffer.
7．There is n saying(say) when he'll cme.
8．Their(they) cming t help was a great encuragement t us.
Ⅱ.语法填空
Since Tm went t high schl，1.watching(watch) TV has becme a rutine fr him.His mther always said “it's a waste f time 2.spending(spend) time in frnt f TV.” 3.Hwever，Tm always answers “I can keep a balance 4.between studying and watching TV.” 5.As yu knw，6.talking(talk) is easier than (late)，Tm desn't d well in the final exam and he is s sad.Tm's mther knws that there is n pint 8.sclding(scld) him nw，s she cmfrts him and said“ it is n use 9.crying(cry) ver spilt milk.There is n 10.telling(tell) what yu can d，just try yur best.