China's icebreaker Xuelong ______ by heavy floes since Friday after rescuing passengers on a Russian vessel stranded in Antarctica.
#99668
A
has been trapped
B
had been trapped
C
has trapped
D
was trapped
推荐题目
Every time he to visit me, he buy me some books.
#102488
A
will come; will
B
comes; will
C
comes; would
D
will come; would
As we all know, the problems of environmental pollution facing us today are far from ____.
#104579
A
solving
B
being solved
C
having solved
D
solved
Books such as Harry Potter and Tom Sawyer’s Adventures ______ for children.
#103623
A
intend
B
intends
C
is intended
D
are intended
I have been working here since I _______ this new position.
#101688
A
offered
B
have offered
C
was offered
D
had been offered
—Have you ever been to Singapore?— Yes, I ____ there 3 times in 2009 alone.
#99248
A
have been
B
have gone
C
went
D
had gone