lack作名词是be a lack of 还是be lack of
lack作名词是be a lack of 还是be lack of
Be lack of 和 lack
lack是a lack of还是lack of 可数么?
lack相关短语的区别,be lack of,be lacking in ,lack sth,a lack of sth
be short of 等于lack
be lack of和be lack in区别
Lack anything,lack of
提问?区分:1.a lack of .lack of2.be different to.be different fro
lack的用法请问a lack of、be lacking in和lack for用法上有什么区别?
lack 的用法a lack of、be lacking in和lack for用法上有什么区别吗?尤其是lack of
lack of
英语中Lack的用法请问lack,a lack of,be lacking in这3个词有什么区别.我知道lack可以做