10M3U10WaterFestival2019-2020学年下学期七年级英语知识点（上海牛津版）.docxVIP

7BU10WaterFestival

【知识点梳理】

重点词汇和短语

1.formn.形态；形式

Itisintheformofacrescent.它是新月形的。

Aftersixmonthstraining,thewholeteamisingreatform.

◆formv.形成，构成

Heformsthehabitofgettingupearly.

Theboysformedaline.

2.freezev.（使）冻结，结冰(froze,frozen)

Itfrozehardlastnight.

Waterfreezesat0℃.

◆frozenadj.冰冻的；冷冻的

Thesefrozenfoodsarethemostconvenientofall.

◆freezingadj.极冷的；严寒的：

Itsverycoldtoday;thetemperaturehasdroppedtothefreezingpoint.

3.*lidn.（容器的）盖；盖子

Hebangedtheliddown.

Sheliftedthelidofthepottoaddsomesalt.

4.secondn.秒

Shecanrun100metresinjustover11seconds.

◆second作名词表示“秒”时，常见用法如下：

(1)forseveralseconds一连几秒钟：Forseveralseconds,hedidnotreply.

(2)every...seconds每……秒钟：Thelightflashesevery5seconds.

(3)persecond每秒：Thewaterflowsatabout1.5metrespersecond.

◆secondnum.第二的；第二次的adv.第二；其次

5.connectv.（使）连接

Willyouconnectthiswiretothetelevision?

◆connectionn.连接；结合：

Theconnectionofourtelephonestookseveralhours.

6.allowv.允许；准许

SheallowedustowatchTVforawhile.

◆allowsb.(not)todosth.允许某人（不）做某事

Swimmingisnotallowedatthisbeach.=Youmustntswimatthisbeach.

◆allowancen.津贴，零用钱，补贴

7.safetyn.安全

Thepoliceareconcernedforthesafetyofthe12yearoldboywhohasbeenmissingforthreeday.

◆safeadj.安全的safelyadv.安全地savev.挽救；节省

◆【反义词】dangern.危险

icen.冰iceda.冰镇的，加冰块的icingn.糖霜,糖衣

Iceisoneofthethreeformsofwater.

It’snotgoodforyoutohavesomuchicedjuice.

Tomakeachocolatecake,weneedapacketoficingpower,someflour,somesugarandsomechocolate.

9.meanv.(meant,meant)meaningn.meansn.手段，方法

Whatdoyoumean?

What’sthemeaningofthisword?

ameanstoanend达到目的的方法

He?achieved?his?goal?by?peaceful?means

10.preparev.–preparationn.

MyparentsarepreparingatriptoXiamen.

Studentsarebus