be lacking sth 和be lack in sth的区别?例：Though ______ money,the poor couple managed to send their son to college .A lacking in B lacking这里省掉了从句的主语和系动词 he was.

be lacking sth 和be lack in sth的区别?例：Though ______ money,the poor couple managed to send their son to college .A lacking in B lacking这里省掉了从句的主语和系动词 he was.
be lacking sth 和be lack in sth的区别?
例：Though ______ money,the poor couple managed to send their son to college .
A lacking in B lacking
这里省掉了从句的主语和系动词 he was.

be lacking sth 和be lack in sth的区别?例：Though ______ money,the poor couple managed to send their son to college .A lacking in B lacking这里省掉了从句的主语和系动词 he was.
lack用法
（1）.lack 动词,意思是“缺乏；不足；没有”.作及物动词用.例如：
He lacks courage.他缺乏勇气.
Owing to lack of time,we cannot do more than what we have done.由于时间不够,我们只能做到这样.
Their actions lack consistency; they say one thing and do another.他们言行不一,说的是一回事,做的又是另一回事.
These photographs lack definition.You'd better have them taken again.这些照片不够清晰,你最好得重拍.
（2）.Lack 作不及物动词,意思是“还可作“缺乏,短少；不足；需要”,常用进行时,不及物.例如：
Something is lacking.缺少点什么东西.
Is she lacking in courage?她缺乏勇气吗?
[用法拓展]
lack 构成的短语有：
be lacking:欠缺、缺：
be lacking in缺乏（某种品质、特点等）,不够
lack for 缺（多用于否定句）
例如：
Money was lacking to complete the building.修建这栋大楼缺少资金.
He is not lacking in intelligence.他不是缺少能力.
She does not lack for friends.她并不是缺少朋友.
（3）lack 作名词,“不足”.通常用 “lack+of＋名词”.例如：
The item was not explained for lack of time .此项因时间不足而没被说明.
Lack of funding is making our job more difficult.资金短缺使我们的工作更加困难.
There was no lack of hands.人手并不缺.
【即景活用】
Many of our young workers ___ proper training.
A.are lacking in B.are lacking C.lack for D.lack in?
【答案解析】A.此题考查动词lack的用法.根据句意“我们很多青年工作者缺少必要的培训”.
和lack相关的短语有be lacking in“ 缺少”.因此答案为A.
Though____ money,his parents managed to send him to university.
A.lacked B.lacking of C.lacking D.lacked in
【答案解析】 C lack 直接作及物动词 lack sth,是主动形式,lack 也可以做不及物动词 lack in sth 表示”缺少”,但也是主动形式.用现在分词作状语,表主动AD错在没用现在分词,所以不表示主动意义.B错,当lack of 表缺少是lack 作名词,如there is a lack of labor.所以选C

你记住这个就可以，lack既可以是动词，也可以是名词。
动词时，为及物的，所以直接加名词，就是 lack+ sth...就是缺乏什么什么。
They lack money.
名词时，一般用这个词组 a lack of sth....意思也是缺什么。
eg.There is a lack of water in that city.
lacking 是一个形容...

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你记住这个就可以，lack既可以是动词，也可以是名词。
动词时，为及物的，所以直接加名词，就是 lack+ sth...就是缺乏什么什么。
They lack money.
名词时，一般用这个词组 a lack of sth....意思也是缺什么。
eg.There is a lack of water in that city.
lacking 是一个形容词，用法为 lacking in sth..
既然是形容词，就是需要它前面加系动词才可以用，或者直接用一个短语。
eg. He got refused because of being lacking in experience.
同一个意思的句子用这三个形式我在给你举个例子：
他缺乏经验。
He lacks experience.
He has a lack of experience.
He is lacking in experience.

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