They have built pacemakers, artificial joints, prosthetic limbs, polymer substances, and various other medical progressions. Less importantly, engineers have created cars, buildings, bridges, etc. In a sense, everything you see is either the direct product of an engineer or is made of the materials that an engineer produced.
You could say:The two new engineers received their safety training.The two new engineers carried out their safety training.The two new engineers did their safety training.
The possessive form of the plural noun engineers is engineers'.Example: We're upgrading all of our engineers' computers.
Generally speaking, Xerox relies on several types of engineers to improve existing products or to create new products. For example, Xerox hires mechanical engineers, electronic engineers, chemical engineers and materials science engineers.
thermodynamics, is essential for mechanical engineers, because the subject is mainly about heat and work in system, and as an engineer that is important, especially when you have to design engines, because that is when you have to determine important factors such as the amount of work that can be done by that engine internally, and the heat it transefered and obtained.
are aeronautical engineers highly paid?which all jobs are highly paid ones?
You could say:The two new engineers received their safety training.The two new engineers carried out their safety training.The two new engineers did their safety training.
Had done, or did.
The past tense of "does" or "do" would be "did" or "done", depending on the format of the sentence. Example: Present - Past I do - I did, I had done You do - You did, You had done She/he does - She/he did, S/he had done We do - We did, We had done They do - They did, They had done
Past tense of do is did; past participle is done.
The past participle of "do" is "done." The past participle of "have" is "had."
"Done" can be used as the past tense and past participle of "do." For example, "I have done my homework" (past participle) or "She did her chores yesterday" (past tense).
Done is the past participle of do.
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The past tense of "do" is "did." "Have done" is the present perfect tense, which signifies an action that was completed at some point before now.
"Did" is the past and "done" is the past participle.
Did is the simple past tense. The past participle is done. Instead of saying "I am doing this" you would say "I did this". The present perfect tense is "I have done this."
This is done by plumbers or depending on the Pipe engineers.