英语复习知识点概要knock into和lately; recently
knock into
该短语意为“把……敲人” ，也可意译为“撞着某人/某物”如：
①The wall is so hard I can’t knock nails into it.
②He was reading while he eas walking and knocked into a tree.
lack
lack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。
[应用]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,lack
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。
lay the table, lay breakfast
两个动词短语均可作“摆好桌子”解，但各自的确切含意不同：lay the table单纯指“摆桌子（准备吃饭）”，可用于早、中、晚三餐的任何一餐的场合，如：
I only laid the table.我只是摆好了餐桌（准备吃饭）。而“lay breakfast”则很明确地表示“摆桌子（吃早餐）”。如：
I have laid lunch.我已经摆好午餐的桌子了。
He has laid supper.他已把晚餐的桌子摆好了。
leave sth. to sb.（在死后）将……留给某人；请某人负责某事
His aunt left all her property to him after her death. 他姑姑死后将所有财产都留给他了。
I’ll leave it to you to buy the tickets.我委托你负责买票。
lend to 引导；引起，造成，导致。
①Labour leads to happiness.劳动使人幸福。
②Where does this road lead to?这条路通向哪里？
His carelessness led to his failre.他的粗心导致失败。
Too much work or too little rest often leads to illness.过度工作或很少休息经常导致疾病。
Difference of opinion led to a heated argument.意见分歧导致了激烈的争论。
