Example sentences of "have spent long periods " in BNC.
Next page| No | Sentence |
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| 1 | In the years prior to the Second World War , a small group of pioneers had spent long periods exploring the Libyan desert in vehicles . |
| 2 | John 's father left the family when John was seven , although he had spent long periods away when John was younger . |
| 3 | When dogs have spent long periods living outside , they do n't know indoors from outdoors , and must be taught the difference . |
| 4 | A greater number than would be expected have spent long periods in plaster casts because of bone injuries , or for correction of congenital malformations . |
| 5 | As the vast majority of patients are elderly and have spent long periods in hospital , it is unrealistic to expect them to live independently or improve dramatically on discharge . |
| 6 | Sometimes I have spent longer periods overseas , and I would like to mention those in particular : in 1972 , I spent 6 months as a visiting professor at Brown University , Providence , R.I. , U.S.A. ; in 1977 , I spent 3 months teaching in various centres in China ; in 1984 , I spent 3 months as a visiting professor at Kobe University , Japan ; and in 1987 , I spent 3 months as a visiting professor at the University of Paris IV ( the Sorbonne ) . |