Example sentences of "[vb -s] [be] doing [pers pn] for [adj] " in BNC.
Next page| No | Sentence |
|---|---|
| 1 | IBM Corp has been doing it for some time , and now Wordperfect Corp is doing it too — applying for patents on their software rather than relying copyright law : reason is that , as the Wall Street Journal explains , a patent can provide a company with exclusive use of its patented programs for a fixed number of years , even if another company develops the idea independently ; copyright , which is created as soon as an idea is expressed in an original way , protects only the expression of the idea , not the idea itself , and it does n't confer exclusive use if someone else develops the same software independently ; downside is that getting a patent costs big — in both time and money — and once it expires , the technology it describes is free for all . |
| 2 | She has been doing it for three years and expects to be working on it for at least another three . |
| 3 | Tom 's been doing it for 18 years . |
| 4 | He 's been doing it for three years now . |
| 5 | He 's been doing it for twenty years |
| 6 | She 's been doing it for twenty days . |