Unit 10 If you go to the party, you’ll have a great time知識(shí)點(diǎn)整理
ring rang rung 按鈴
sing sang sung 唱
sink sank sunk 沉
swim swam swum 游泳
drink drank drunk 飲
（4）其他不規(guī)則動(dòng)詞的變化。
be(am, is) was/ were been 是
be(are) were been 是
do did done 做
go went gone 去
lie lay lain 躺
wear wore worn 穿戴
復(fù)合形容詞的使用
1、構(gòu)成：數(shù)詞−單數(shù)名詞、數(shù)詞−單數(shù)名詞−形容詞（每兩詞間用連字符 −）
2、用法：a：常作定語，用于名詞前,一般不單獨(dú)使用。
eg: an eight- year-old boy\ a ten-metre-tall tree
b：復(fù)合形容詞后加復(fù)數(shù)，表示一類人或物，可獨(dú)立作主語。holiday(c)
選擇：
（ ）1、he is_____ and he has an _____ sister. a. ten years old ,8 –year-old b. ten-year-old, ten years old
（ ）2、we will have a______ holiday after the exam. a. two month b. two-month c. two -months
（ ）3、i think______ can choose their own life style.
a .nineteen-year-old b. nineteen-year-olds c. nineteen years old d. nineteen-year olds
（ ）4、there is a ____tree in the park. a. four hundred years b. four-hundred-year-old c. four-hundred-year old
（ ）5、nie haisheng had a ______flight in space. a. five-days b. five-day c. five day’s
（ ）6、i’d like to spend ________holiday in the country. a. a two-day b. two-day c. two days’
（ ）7、the little boy wrote a______letter to his uncle. a. five-hundred words b. five-hundred-word