由lest引导的从句中大部分为目的状语从句,需用虚拟语气,表示“以防,以免”等意思,其谓语动词多由should +动词原形构成,should也可省略。
lest引导什么状语从句
lest(以免;免得),in case(以防)和 for fear that(生怕,唯恐)引导的目的状语从句中,要用虚拟语气,其谓语部分形式是"should+动词原形",should可以省略。
I was afraid to open the door lest he should follow me.
我不敢开门,唯恐他还跟着我。
They spoke in whispers lest they should be heard.
他们低声耳语惟恐被人听见。
Close the window quickly lest the raindrops ( should) slant in.
快关窗户,别让雨点潲进来。
Read in a good light lest it should hurt your eyes.
到明亮处来看书,免得搞坏了视力。
He took his umbrella lest it should rain.
他带了雨伞以免下雨。
lest从句在某些情况下是原因状语从句,需用虚拟语气,其谓语动词多由should +动词原形构成,should也可省略。可译为“因为、唯恐、担心”; 同义词: in case:
Earthen mounds were being hastily erected lest an attack should be launched that night. 匆忙堆起土堆是因为可能会遭到进攻。
She was afraid lest she had revealed too much.
她很害怕(因为她担心)泄露得太多了。
I fear lest I lose you when I am sleeping.
只恐我在睡中把你丢失了。
I trembled lest he should send me to call her;
我直发抖,唯恐他差我去叫她。
I reminded him several times lest he should forget.
我几次提醒他,唯恐他忘了。
I was afraid lest he might come too late.我怕他来得太晚。
lest词语用法
conj.(连词)
1、lest是从属连词,意为“以免,唯恐”。常用于引导目的状语从句表示否定,只用于书面语。lest在表示“惊恐”“忧虑”的动词后引导宾语从句,相当于that。
2、lest所引导的从句中谓语动词要用虚拟式,即“(should+)动词原形”。
lest常见短语搭配
Lest Make 以免犯
Lest Burns 免得烫伤
field lest 现场试验
beware lest 小心
flattening lest 压扁试验
Jonas Lest 左光平
lest- 失心人
Lest Dance 电体音乐
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