(a) lack of food / money / sleep / skills 缺乏食物 /

金钱 / 睡眠 / 技能

These children have health problems linked to poor

diet and a lack of exercise. 这些孩子有与不良饮食和缺乏运动相关的健康问题。

for lack of 因缺少：

The tour was cancelled for lack of bookings. 这次出游因无人预订而取消了。

The leaves turned yellow for lack of light. 由于缺少光照，叶子变黄了。

②vt & vi [不用于被动语态] 缺乏；短少；没有：

At first I lacked confidence. 起初，我缺乏自信。

They lacked the money to send him to university.他们没钱送他上大学。

lack (for) nothing [正式用语] 什么也不缺：

As he is very rich he lacks for nothing. 他很富有，什么都不缺。

► lacking adj [不用于名词前] 不足的；缺少的

be lacking in sth 缺少某物

即学即练：用lack的正确形式及其短语填空。

1. The reason why he didn't pass the driving test is ____________ practice.

2. He didn't pass the driving test ____________ practice.

3. -Jack still can't help being anxious about his job interview.

- ___________________ self-confidence is his Achilles' heel, I am afraid.

4. The research ____________ solid evidence, and therefore, its conclusions are doubtful.