lack的用法lately/recently英语知识点

lack的用法lately/recently英语知识点
1、lack
lack可用作及物或不及物动词，还可用作不可数名词，有“缺乏，缺少”之意。如：
lack money/courage 缺钱/ 缺少勇气；lack(in) experience/courage 缺少经验/勇气；
have no lack of... 不缺乏；for lack of… 因为缺乏。
对比：He is lacking in courage./He lacks courage. 他缺少勇气。
The plants died for lack of water. 因为缺水植物枯死了。
[应用]完成句子
①她经验不足，无法获得这项工作。
She________ ______ ______to get the job.
②他们不缺钱，而缺技术工作。
They______ ______ _______ of money but_______skilled workers.

Key: ①lacked,the,experience ②have,no,lack,lack

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2、lately/recently
两者均可表示“近来、最近”，但用法不同。
recently 是书面语，常被quite,just,but, very,only等词所修饰，以加强语气。主要用于肯定句中。如:
He’s only recently begun billogy. 他只是最近才开始学生物。
I didn’t know it until quite recently. 我一直到最近才知道。
Lately 常用于口语，指与现在有联系的一段时间，常见于否定句或疑问句中。如：
I haven’t seen him lately. 我近来没有看到他。
3、lie—lied—lied—lying lie—lay—lain—lying lay—laid—laid—laying
分析：(1)lie—lied—lied—lying，意思是“说谎”。
例：I have never lied in my life.
Obviously he was lying.
(2)lie—lay—lain—lying，意思是：“躺、平放、卧”“位于”。
例：The children lay on the grass, looking at the beautiful sky.
The look is lying on the desk.
(3)lay—laid—laid—laying，意思是“放置”“产（卵）”“下（蛋）”，lay是原形动词。
例：She laid the baby gently down on the bed.
The hen laid an egg yesterday.
注意：①lying既是“说谎”的现在分词，又是“躺、位于”的现在分词。
②lay既是“放置、产卵”“下蛋”的原形动词，又是“躺、位于”的过去式。
lie in
短语动词lie in 意为“在于”。如：
The way out lies in the development of education.

1. If you have got temperature without coughing and headache，perhaps you have caught cold.Just stay in bed .Don’t think that you have got HINl.
A the;the;不填 B a;a;不填
C.a;the;the D a：a：the
2 As global warming continues to be major concern for the future of our planet，people are starting to turn to gmen living practices to help save it for future generations.
A. a：the B.a;不填 C不填;the D.the;the
3.Every second day he went to the library for some books to read. But after a page or two，he would put the book down and pick up new one
A.the：a B不填;龇 C th。;the D不填;a
4 The education of young has become hot and serious topic in the present society.
A the;不填
B.a;the C.不填;the D the;a
5 He has good knowledge of many foreign languages，and one of them is English which is language spoken by many people in the world.
A the：a B.a;the C.a;a D.the;the
1 B。【解析】第一空和第二空是抽象名词具体化。此时temperature表示发烧,cold表示感冒，应加不定冠词。第三空in bed是固定短语，意为躺在床上。
2 B。【解析】第一空用不定冠词，表示人们关心的事情之一;第二窄空后而是复数名词，前面不加冠词。
3.D。【解析】.Eve ry second day每隔一天，中间不加冠词;第二空表示泛指，用不定冠词a，所以答案选D。
4 D。【解析】第一空the young是定冠词加形容词可表示一类人;第二空表示泛指一个，此处意为已经成为一个热门而义严肃的话题。
5 B。【解析】have a good knowledge of对……很了解;第二空表示特指，因为后面有定语修饰。