_____ from other continents for millions of year, Australia has many plants and animals not found in any other country in the world.
#90380
A
Being separated
B
Having been separated
C
Having separated
D
To be separated
推荐题目
Missing the train means _____ for another two hours.
#96116
A
to wait
B
waiting
C
having waited
D
waits
All of us didn't notice Tom come into the classroom because the light happened to ________ at that time.
#93903
A
give in
B
put up
C
go out
D
switch off
I left him，______ never to come back again.
#88578
A
being determined
B
was determined
C
determining
D
determined
________that I could use a special piece of cloth to attract people's attention, I decided to do an experiment.
#93925
A
Having realized
B
Realizing
C
Being realized
D
Realized