It was for the first time that the two countries ______ an agreement.
#100479
A
reached
B
have reached
C
had reached
D
will reach
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All those _____ about the poor children should be _____.
#103286
A
concerned; thanked
B
are concerned; thanked
C
who are concerned; thanked for
D
are concerned; thanked for
—Li Ming went abroad in 2000.—No wonder. I ______ him ever since.
#102515
A
don’t see
B
hadn’t seen
C
didn’t see
D
haven’t seen
Measures have been taken to prevent the accidents, but much _____ for more improvement.
#101771
A
remains to be done
B
is remained to do
C
remains to do
D
is remaining to be done