He started to study ecology and decided to _______his whole life to the science.
| A．ignore | B．devote | C．prefer | D．lead |
____________ from other continents for millions of years,Australia has many plants and animals not found in any other country in the world.
A Being separated B Having separated C Having been separated D To be separated
Last week, only two people came to look at the house, __________ wanted to buy it.
A none of them B both of them C none of whom D neither of whom
He was in hospital for six months. He felt as if he was _______ from the outside world
A cut out Bcut off C cut up Dcut through
I don’t think this case is _______________
A great importance B of great importance． C of very importance D of very important
–“Could we put off the meeting?”She asked.
-“___________”,he answered politely. This is the only day everyone is available.
A Not likely B Not exactly C Not nearly D Not really