单选题
{{B}}Text{{/B}} Customs officers at a London airport yesterday
found $500,000 worth of drugs which were being smuggled (走私) into Britain in
boxes marked "Urgent Medical Supplies". The {{U}} {{U}} 1
{{/U}} {{/U}}might have suspected for some time {{U}} {{U}} 2
{{/U}} {{/U}}drugs were being brought into the country in this way. The
{{U}} {{U}} 3 {{/U}} {{/U}}is believed to be the work of a
{{U}} {{U}} 4 {{/U}} {{/U}}international group. Four men were
arrested at {{U}} {{U}} 5 {{/U}} {{/U}}airport and held for
questioning, {{U}} {{U}} 6 {{/U}} {{/U}}it is unlikely that they
are organizers. In {{U}} {{U}} 7 {{/U}} {{/U}}they declared that
they were {{U}} {{U}} 8 {{/U}} {{/U}}of what the boxes contained
and {{U}} {{U}} 9 {{/U}} {{/U}}acted in good faith in bringing
{{U}} {{U}} 10 {{/U}} {{/U}}into Britain. This is the third time
{{U}} {{U}} 11 {{/U}} {{/U}}six months that attempts have been
made to smuggle {{U}} {{U}} 12 {{/U}} {{/U}}goods through
Customs by declaring them to {{U}} {{U}} 13 {{/U}} {{/U}}medical
supplies. They are frequently {{U}} {{U}} 14 {{/U}} {{/U}}in
special containers and a {{U}} {{U}} 15 {{/U}} {{/U}}is given
that they may be {{U}} {{U}} 16 {{/U}} {{/U}}if they are not
handled with care. {{U}} {{U}} 17 {{/U}} {{/U}}are determined to
put a {{U}} {{U}} 18 {{/U}} {{/U}}to this practice, said one of
the Customs officers today. {{U}} {{U}} 19 {{/U}} {{/U}}is no
way these people are going to get away {{U}} {{U}} 20 {{/U}}
{{/U}}this any longer. We have the full cooperation of the International Police
who are as anxious as we are to track down the main source of supply.