Hurry up. Harry Potter__ for ten minutes.
选项:
A:
began
B:
begins
C:
has begun
D:
has been on
began
begins
has begun
has been on
以下文字与答案无关
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have been
B:have had
C:has been
D:has had
had been written
B:has been written
C:had written
D:has written
d between the linguistic sign and a -.()
选项: A:reference
B:concept
C:sense
D:referent
A、will he begin
B、has he begun
C、was he beginning
D、did he begin
will be completed
B:will complete
C:has compelted
D:has been completed
is being rebuilt
B:has been rebuilt
C:is rebuilt
D:has rebuilt
has been pulling
B:had been pulling
C:has pulled
D:had pulled
what
B:that
C:whether
D:why
seriously
B:heavily
C:badly
D:hardly
It has been functionally tested.
B:It has been structurally tested.
C:It has been formally verified, designed, and tested.
D:It has been methodically designed, tested, and reviewed.
increase
B:increased
C:increasing
is
B:was
C:has been
D:have been
is
B:was
C:has been
D:have been
are
B:is
C:was
D:has been