for fear that的近義詞：lest

　　lest

　　釋義：免得，以免，(引出產(chǎn)生某種情感的原因)唯恐。

　　語法：lest所引導(dǎo)的從句中謂語動(dòng)詞要用虛擬式，即“(should+)動(dòng)詞原形”。

　　例句：

　　I was afraid to open the door lest he should follow me.

　　我不敢開門，唯恐他還跟著我。