For a wrong word, underline the wrong word and write the
correct one in the blank provided at the end of the line. For a
missing word, mark the position of the missing word with a "∧" sign and
write the word you believe to be missing in the blank provided at the end of the
line. For an unnecessary word, cross the unnecessary word
with a slash "—" and put the word in the blank provided at the end of the
line.
The threat of a global outbreak of bird flu makes it urgent
for the international community to cooperate effectively. Wealthy countries
will have to provide hundreds of millions of dollars for the testing and
production of medicines unnecess ary for treating patients suffering from
bird flu. Developing countries, (1) ______
particularly in Southeast Asia, which the bird flu virus has spread since
1997, must (2) ______ work out special programs so
that farmers will not hide signs of possible out-breaks. However, the way
such farm birds as chickens and ducks are traditionally
(3) ______ raised and marketed in the developed world should be
changed; there should
(4) ______ be more distance between the birds and their keepers.
Countries should deal in (5)
______ the disease with joint effort. The potential effects
of a national breakout of bird flu are enormous. Firstly , the breakout may
kill large numbers of people. Secondly, such an outbreak
(6) ______ may cause great political
damage. The latest outbreak of bird flu has cost Southeast
(7) ______ east Asia more than $10 billion. If a new outbreak of bird
flu were to last for a whole year, $ 800 billion would be lost.
Despite the 124 human cases and 63 deaths from bird flu since
December 2003, the virus remains mainly a disease of animals. However, the
more animals that die the disease, the more chances it has of spreading to
people. Large (8)
______ numbers of dead pr dying birds mean that more people will be exposing
to the virus, (9) ______ which will change into a
virus with new characteristics. If the international community works
together efficiently, man can surely prevent from such a virus and
(10) ______ possibly save millions of lives.