lie—lay—lain—lying1、lacklack 可用作及物或不及物动词，还可用作不可数名词，有“缺乏，缺少”之意。如：lack money/courage 缺钱/ 缺少勇气；lack(in) experience/courage 缺少经验/勇气；have no lack of... 不缺乏；for lack of…因为缺乏。对比：He is lacking in courage./He lacks courage. 他缺少勇气。 The plants died for lack of water. 因为缺水植物枯死了。完成句子① 她经验不足，无法获得这项工作。She________ ______ ______to get the job.② 他们不缺钱，而缺技术工作。They______ ______ _______ of money but_______skilled workers.Key: ①lacked,the,experience ②have,no,lack,lack2、lately/recently两者均可表示“近来、最近”，但用法不同。recently 是书面语，常被 quite,just,but, very,only 等词所修饰，以加强语气。主要用于肯定句中。如:He’s only recently begun billogy. 他只是最近才开始学生物。I didn’t know it until quite recently. 我一直到最近才知道。Lately 常用于口语，指与现在有联系的一段时间，常见于否定句或疑问句中。如： I haven’t seen him lately. 我近来没有看到他。3、lie—lied—lied—lying lie—lay—lain—lying lay—laid—laid—laying分析：(1)lie—lied—lied—lying，意思是“说谎”。例：I have never lied in my life.Obviously he was lying.(2)lie—lay—lain—lying，意思是： “躺、平放、卧”“位于”。例：The children lay on the grass, looking at the beautiful sky.The look is lying on the desk. (3)lay—laid—laid—laying，意思是“放置”“产（卵）”“下（蛋）”，lay 是原 形动词。例：She laid the baby gently down on the bed.The hen laid an egg yesterday.注意：① lying 既是“说谎”的现在分词，又是“躺、位于”的现在分词。②lay 既是“放置、产卵”“下蛋”的原形动词，又是“躺、位于”的过去式。lie in短语动词 lie in 意为“在于”。如：The way out lies in the development of education.
