内容正文:
重点知识点及专练
一
1.Chinese
【拓展精析】
Chinese是兼类词。作名词意为“汉语”(用单数);“中国人”(单复数形式一样)。作形容词意为“中国的,中国人的”。
【例】
I'm learning Chinese.我正在学汉语。
He is a Chinese boy.他是一个中国男孩。
We are Chinese.我们是中国人。
【活学活用】
(1)There are five (中国人)in the school.
(2)He often practises (汉语) with his (中国的) friends.
2.first
【拓展精析】
first当序数词用时,前面常用定冠词“the”,但其前有物主代词或名词所有格时,则不用“the”。作副词意为“先,首先”。
【例】
This is my first time to visit the Great Wall.这是我第一次参观长城。
Work must come first.工作必须放在第一位。
【活学活用】
(3)They went to the new supermarket for the (one) time.
(4)The boy always finishes his homework (先),and then goes to bed.
3.family
【例】
This is a photo of Tony‘s family.这是托尼一家
His family all like reading.他的家人都喜欢读书。
【拓展精析】
family当“家,家庭”用时,是可数名词。其复数形式为families;当“家人”用时,是个集合名词,无复数形式,作主语时,谓语动词要用复数形式。
类似的集合名词还有people,class,police等。
【活学活用】
(5)How many people are there in your (家庭)?
(6)Look!Her family (am/is/are) watching the football match on TV.
4.healthy
【拓展精析】
health(n.)“健康”;healthy(adj.)“健康的”。
相关短语:be in good health(身体)健康;be good for health对健康有益;keep/stay healthy/fit保持健康。
【活学活用】
(7)We need a lifestyle.
(8)Eating too much sugar is bad for our .
5.chicken
【拓展精析】
chicken当“小鸡”用时,是可数名词,其复数形式为chickens;当“鸡肉”用时,则为不可数名词。
类似的名词还有:exercise(“练习”为可数名词;“操”要用复数形式;“锻炼”为不可数名词);fish(“鱼,鱼肉”为不可数名词;强调“鱼的种类”则为可数名词);orange(“橘子”为可数名词;“橘子汁”则为不可数名词);glass(“玻璃杯”为可数名词;“眼镜”则用复数形式glasses;“玻璃”则为不可数名词)等。
【例】
The old lady keeps some chickens.那个老太太饲养了一些小鸡。
I don't like chicken,but my sister does.我不喜欢吃鸡肉,但我的姐姐喜欢。
【活学活用】
(9)We all like (chicken/chickens),because they look very lovely.
(10)I like to drink ____ better.
A.an orange B.oranges
C.orange D.the oranges
6.remember
【典例在线】
I remember to post his letter.我记得要为他寄信。
I remember posting his letter.我记得为他寄过信。
【拓展精析】
remember动词,意为“记住”,常用结构如下:
remember to do sth.记得去做某事(未做) remember doing sth.记得做过某事(已做)