
及物動詞
➡ lack + N

He lacks working experience .
She lacks confidence when she speaks English.
不及物動詞
➡ lack for + N (少數否定語氣情況)

She does not lack for confidence when speaking English.
He does not lack for working experience .
We lack for nothing.
Fools never lack for courage.

名詞
➡ [ lack of + N ]

Lack of practical experience is a problem among our new recruits.
He has a lack of experience.
She shows a lack of confidence when she speaks English.
She shows no lack of confidence when she speaks English.

形容詞
➡ be+ lacking in + N

He is lacking in practical experience.
She is lacking in confidence when she speaks English .
形容詞
➡ be + lacking

Practical experience is lacking among our new recruits.
When she speaks English, her confidence is lacking.