Reportedly, yesterday a group of American soldiers were walking along the road in Iraq when a bomb was _______, three of whom were killed.
#68317
A
set off
B
set out
C
set up
D
set about
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Healthy diet should ________ some nutrition (营养素), ________ sugar, protein and calcium.
#79064
A
contain; included
B
containing; including
C
be contained; included
D
contain; including
We ______ for one hour and a half and it is about time we ______ a rest.
#72501
A
trained; take
B
have trained; took
C
are training; will take
D
had trained; to take