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10 Μαΐ 2024 · CAS Registry No.: 7439-92-1. Other Names: Elemental Lead, Lead metal, Inorganic lead. Main Uses: Manufacture of many products including storage batteries and ammunition, in construction materials, in solders and alloys, etc. Appearance: Blue - grey lustrous solid.
27 Μαΐ 2007 · lead somebody to do sth. here does not mean to show someone how to do something, it seems? Still, I want to know whether it can be replaced by led Dr King to organizing? My problem focuses on when to use lead to do and when to use lead to doing. Thank you!!
26 Νοε 2009 · Because "lead to" can be followed by a noun. This means "to" is a preposition and not an 'infinitive to", meaning that the verb that follows the "to" should go in the gerund. Anyway, that's how we were taught and also what my grammar says (Thompson and Martinet; a very British grammar I'm afraid)
3 Μαΐ 2010 · However, I see a large number of instances where "lead" is used to represent the past , where I (and your teachers and a large proportion of English speakers) would say "led" is correct. If there is to be a "regularization" for this irregular verb, I would guess it will be that.
2 Ιαν 2006 · lead a hard life (evaluative); live a hard life (objective) Susie sitting among her cushions complains to Edna that she leads a hard life (evaluative). Edna thinks Susie lives a pampered life (evaluative) and says to Susie, "If you want to see someone who lives a hard life, look at that freezing beggar on the corner."
20 Σεπ 2012 · "Lead character" is used in this book. Then, I surf the internet for the related usage for this word. Some said that leading character is in use. I am an non-English native speaker. I deeply hope that someone can tell me which is the appropriate way to say the main character in a play. Thanks everybody for viewing and helping. Dew
18 Φεβ 2007 · Chinese. Feb 18, 2007. #1. Hello, teachers: lead sb. to doing something / lead sb. to do something. Are the two senrence patterns correct? If they are correct, what's the difference between them? Thank you in advance. S.
16 Μαρ 2017 · Exposure to lead can occur in almost any trade. Workers at the highest risk for lead exposure include those involved in iron work, construction, demolition, painting, plumbing, welding, heating and air conditioning, building maintenance and repair, electrical, carpentry, renovation, and remodelling. Operations with the potential to expose ...
8 Απρ 2009 · American English. Apr 8, 2009. #2. mikeCoolBoy said: Hi everybody, I have a question regarding the use of lead to when it has a verb after it. Do you have to use the infinitive or the -ing form? That problem will lead us to spend/spending more money. That problem will lead to spending more money.
先导化合物 （Lead Compound）是在苗头化合物基础上，经过一系列优化和确认后，具有良好的生物活性和较好的药物性质和安全性的化合物。. 通常需要进行体内外的活性测试、毒理评价和药代动力学研究等。. 从苗头化合物到先导化合物的步骤通常包括以下几个 ...
