His silence suggested that he_______the truth already.
#103909
A
should know
B
know
C
was know
D
had known
推荐题目
In the past decades, sea ice _____in the Arctic as a result of global warming.
#102142
A
had melted
B
has been melting
C
melted
D
is melting
—Put these glasses away before they        .—OK.I'll put them in the cupboard.
#99377
A
have broken
B
are breaking
C
will be broken
D
get broken
 I ____ Mr. White at that time, otherwise I wouldn’t have asked you for some information about him. 
#101527
A
hadn’t known
B
don’t know
C
didn’t know
D
haven’t known