There are many special wildlife species in Australia because it has been __________ from other continents for so long.
| A．prevented | B．protected |
| C．provided | D．separated |
相关试题
. Th
e Town Hall_________in the 1800’s was the most distinguished building at that time .
A．to be completed |
B．having been completed |
| C．completed | D．being completed |
The Postal Service announced Tuesday it had made a significant _______in getting machinces to read handwriting .
| A．progress | B．break through | C．impression | D．difference |
You can be sure of _____ you have at present ; you cannot be sure of something_______you might get in the future .
| A．that ; that | B．what ; / | C．which ; that | D．/ ; that |
.— Mom , what did your doctor say ?
— He advised me to live_______ the air is fresher .
| A．the palce where | B．in which | C．in where | D．where |
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