After being．discovered by Dutch explorers in 1606，the eastern half of Australia_____by the British in 1770．
#104553
A
was claimed
B
claimed
C
was claiming
D
has been claimed
推荐题目
Linda make sure the table________before the guests arrive
#103768
A
be set
B
set
C
are set
D
are setting
--Why has he been staying at home these days? --He ___________ since a month ago.
#104803
A
has been out of work
B
was out of work
C
has lost his work
D
had left from his work
The scientist __________ the experiment for half a year, but he _______ yet.
#102041
A
made; didn’t succeed
B
made; hasn’t succeeded
C
was making; didn’t succeed
D
has been making; hasn’t succeeded
Marry _____ as a secretary in this company for twenty years and now she stays at home taking care of her own garden.
#100990
A
has served
B
had served
C
has been served
D
served
Mother wanted to be a good provider, a role she ______ since her marriage to Father.
#101143
A
shoulders
B
shouldered
C
is shouldering
D
has been shouldering