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
---I have got a headache．----No wonder ．You _______in front of that computer too long ．
#102512
A
work
B
are working
C
have been working
D
worked
The dish _____ nice, but the milk _____ sour.
#103726
A
is smelt, is smelt
B
is smelt, smells
C
smells, is smelt
D
smells, smells
---Those shoes won't_____for mountain-climbing. ---_____this pair be OK?
#104196
A
help;Shall
B
work; May
C
do;Will
D
get;Would
---Will you please repeat your idea?---Sure. But I don't think that you ________ attention.
#99540
A
paid
B
pay
C
are paying
D
were paying
—The former president of Iraq was caught at last.—Really? Where ______________ himself?
#104260
A
has he hidden
B
had he hidden
C
was he hidden
D
has he been hidden